19995351024

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{4561}}^1$

素因数の和:4644

約数の個数: 240

約数和(自身を含む): 62071812864

約数和(自身を除く): 42076461840

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 19, 22, 23, 24, 33, 38, 44, 46, 48, 57, 66, 69, 76, 88, 92, 114, 132, 138, 152, 176, 184, 209, 228, 253, 264, 276, 304, 361, 368, 418, 437, 456, 506, 528, 552, 627, 722, 759, 836, 874, 912, 1012, 1083, 1104, 1254, 1311, 1444, 1518, 1672, 1748, 2024, 2166, 2508, 2622, 2888, 3036, 3344, 3496, 3971, 4048, 4332, 4561, 4807, 5016, 5244, 5776, 6072, 6992, 7942, 8303, 8664, 9122, 9614, 10032, 10488, 11913, 12144, 13683, 14421, 15884, 16606, 17328, 18244, 19228, 20976, 23826, 24909, 27366, 28842, 31768, 33212, 36488, 38456, 47652, 49818, 50171, 54732, 57684, 63536, 66424, 72976, 76912, 86659, 91333, 95304, 99636, 100342, 104903, 109464, 115368, 132848, 150513, 173318, 182666, 190608, 199272, 200684, 209806, 218928, 230736, 259977, 273999, 301026, 314709, 346636, 365332, 398544, 401368, 419612, 519954, 547998, 602052, 629418, 693272, 730664, 802736, 839224, 953249, 1039908, 1095996, 1153933, 1204104, 1258836, 1386544, 1461328, 1646521, 1678448, 1906498, 1993157, 2079816, 2191992, 2307866, 2408208, 2517672, 2859747, 3293042, 3461799, 3812996, 3986314, 4159632, 4383984, 4615732, 4939563, 5035344, 5719494, 5979471, 6586084, 6923598, 7625992, 7972628, 9231464, 9879126, 11438988, 11958942, 13172168, 13847196, 15251984, 15945256, 18111731, 18462928, 19758252, 21924727, 22877976, 23917884, 26344336, 27694392, 31890512, 36223462, 37869983, 39516504, 43849454, 45755952, 47835768, 54335193, 55388784, 65774181, 72446924, 75739966, 79033008, 87698908, 95671536, 108670386, 113609949, 131548362, 144893848, 151479932, 175397816, 217340772, 227219898, 263096724, 289787696, 302959864, 350795632, 416569813, 434681544, 454439796, 526193448, 605919728, 833139626, 869363088, 908879592, 1052386896, 1249709439, 1666279252, 1817759184, 2499418878, 3332558504, 4998837756, 6665117008, 9997675512, 19995351024]

約数ペア:

[(1, 19995351024), (2, 9997675512), (3, 6665117008), (4, 4998837756), (6, 3332558504), (8, 2499418878), (11, 1817759184), (12, 1666279252), (16, 1249709439), (19, 1052386896), (22, 908879592), (23, 869363088), (24, 833139626), (33, 605919728), (38, 526193448), (44, 454439796), (46, 434681544), (48, 416569813), (57, 350795632), (66, 302959864), (69, 289787696), (76, 263096724), (88, 227219898), (92, 217340772), (114, 175397816), (132, 151479932), (138, 144893848), (152, 131548362), (176, 113609949), (184, 108670386), (209, 95671536), (228, 87698908), (253, 79033008), (264, 75739966), (276, 72446924), (304, 65774181), (361, 55388784), (368, 54335193), (418, 47835768), (437, 45755952), (456, 43849454), (506, 39516504), (528, 37869983), (552, 36223462), (627, 31890512), (722, 27694392), (759, 26344336), (836, 23917884), (874, 22877976), (912, 21924727), (1012, 19758252), (1083, 18462928), (1104, 18111731), (1254, 15945256), (1311, 15251984), (1444, 13847196), (1518, 13172168), (1672, 11958942), (1748, 11438988), (2024, 9879126), (2166, 9231464), (2508, 7972628), (2622, 7625992), (2888, 6923598), (3036, 6586084), (3344, 5979471), (3496, 5719494), (3971, 5035344), (4048, 4939563), (4332, 4615732), (4561, 4383984), (4807, 4159632), (5016, 3986314), (5244, 3812996), (5776, 3461799), (6072, 3293042), (6992, 2859747), (7942, 2517672), (8303, 2408208), (8664, 2307866), (9122, 2191992), (9614, 2079816), (10032, 1993157), (10488, 1906498), (11913, 1678448), (12144, 1646521), (13683, 1461328), (14421, 1386544), (15884, 1258836), (16606, 1204104), (17328, 1153933), (18244, 1095996), (19228, 1039908), (20976, 953249), (23826, 839224), (24909, 802736), (27366, 730664), (28842, 693272), (31768, 629418), (33212, 602052), (36488, 547998), (38456, 519954), (47652, 419612), (49818, 401368), (50171, 398544), (54732, 365332), (57684, 346636), (63536, 314709), (66424, 301026), (72976, 273999), (76912, 259977), (86659, 230736), (91333, 218928), (95304, 209806), (99636, 200684), (100342, 199272), (104903, 190608), (109464, 182666), (115368, 173318), (132848, 150513)]