20189710086

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{8161}}^1$

素因数の和:8406

約数の個数: 128

約数和(自身を含む): 52128147456

約数和(自身を除く): 31938437370

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 23, 26, 39, 42, 46, 69, 78, 91, 138, 161, 182, 197, 273, 299, 322, 394, 483, 546, 591, 598, 897, 966, 1182, 1379, 1794, 2093, 2561, 2758, 4137, 4186, 4531, 5122, 6279, 7683, 8161, 8274, 9062, 12558, 13593, 15366, 16322, 17927, 24483, 27186, 31717, 35854, 48966, 53781, 57127, 58903, 63434, 95151, 106093, 107562, 114254, 117806, 171381, 176709, 187703, 190302, 212186, 318279, 342762, 353418, 375406, 412321, 563109, 636558, 742651, 824642, 1126218, 1236963, 1313921, 1485302, 1607717, 2227953, 2440139, 2473926, 2627842, 3215434, 3941763, 4455906, 4823151, 4880278, 7320417, 7883526, 9646302, 11254019, 14640834, 17080973, 20900321, 22508038, 33762057, 34161946, 36977491, 41800642, 51242919, 62700963, 67524114, 73954982, 102485838, 110932473, 125401926, 146302247, 221864946, 258842437, 292604494, 438906741, 480707383, 517684874, 776527311, 877813482, 961414766, 1442122149, 1553054622, 2884244298, 3364951681, 6729903362, 10094855043, 20189710086]

約数ペア:

[(1, 20189710086), (2, 10094855043), (3, 6729903362), (6, 3364951681), (7, 2884244298), (13, 1553054622), (14, 1442122149), (21, 961414766), (23, 877813482), (26, 776527311), (39, 517684874), (42, 480707383), (46, 438906741), (69, 292604494), (78, 258842437), (91, 221864946), (138, 146302247), (161, 125401926), (182, 110932473), (197, 102485838), (273, 73954982), (299, 67524114), (322, 62700963), (394, 51242919), (483, 41800642), (546, 36977491), (591, 34161946), (598, 33762057), (897, 22508038), (966, 20900321), (1182, 17080973), (1379, 14640834), (1794, 11254019), (2093, 9646302), (2561, 7883526), (2758, 7320417), (4137, 4880278), (4186, 4823151), (4531, 4455906), (5122, 3941763), (6279, 3215434), (7683, 2627842), (8161, 2473926), (8274, 2440139), (9062, 2227953), (12558, 1607717), (13593, 1485302), (15366, 1313921), (16322, 1236963), (17927, 1126218), (24483, 824642), (27186, 742651), (31717, 636558), (35854, 563109), (48966, 412321), (53781, 375406), (57127, 353418), (58903, 342762), (63434, 318279), (95151, 212186), (106093, 190302), (107562, 187703), (114254, 176709), (117806, 171381)]