18888909712

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{227}}^1\times {\mathrm{283}}^1$

素因数の和:605

約数の個数: 160

約数和(自身を含む): 41623621632

約数和(自身を除く): 22734711920

約数列:

[1, 2, 4, 8, 16, 17, 23, 34, 46, 47, 68, 92, 94, 136, 184, 188, 227, 272, 283, 368, 376, 391, 454, 566, 752, 782, 799, 908, 1081, 1132, 1564, 1598, 1816, 2162, 2264, 3128, 3196, 3632, 3859, 4324, 4528, 4811, 5221, 6256, 6392, 6509, 7718, 8648, 9622, 10442, 10669, 12784, 13018, 13301, 15436, 17296, 18377, 19244, 20884, 21338, 26036, 26602, 30872, 36754, 38488, 41768, 42676, 52072, 53204, 61744, 64241, 73508, 76976, 83536, 85352, 88757, 104144, 106408, 110653, 128482, 147016, 170704, 177514, 181373, 212816, 221306, 226117, 245387, 256964, 294032, 305923, 355028, 362746, 442612, 452234, 490774, 513928, 611846, 710056, 725492, 885224, 904468, 981548, 1027856, 1092097, 1223692, 1420112, 1450984, 1477543, 1770448, 1808936, 1963096, 2184194, 2447384, 2901968, 2955086, 3019327, 3617872, 3926192, 4171579, 4368388, 4894768, 5200691, 5910172, 6038654, 8343158, 8736776, 10401382, 11820344, 12077308, 16686316, 17473552, 20802764, 23640688, 24154616, 25118231, 33372632, 41605528, 48309232, 50236462, 51328559, 66745264, 69444521, 83211056, 100472924, 102657118, 138889042, 200945848, 205314236, 277778084, 401891696, 410628472, 555556168, 821256944, 1111112336, 1180556857, 2361113714, 4722227428, 9444454856, 18888909712]

約数ペア:

[(1, 18888909712), (2, 9444454856), (4, 4722227428), (8, 2361113714), (16, 1180556857), (17, 1111112336), (23, 821256944), (34, 555556168), (46, 410628472), (47, 401891696), (68, 277778084), (92, 205314236), (94, 200945848), (136, 138889042), (184, 102657118), (188, 100472924), (227, 83211056), (272, 69444521), (283, 66745264), (368, 51328559), (376, 50236462), (391, 48309232), (454, 41605528), (566, 33372632), (752, 25118231), (782, 24154616), (799, 23640688), (908, 20802764), (1081, 17473552), (1132, 16686316), (1564, 12077308), (1598, 11820344), (1816, 10401382), (2162, 8736776), (2264, 8343158), (3128, 6038654), (3196, 5910172), (3632, 5200691), (3859, 4894768), (4324, 4368388), (4528, 4171579), (4811, 3926192), (5221, 3617872), (6256, 3019327), (6392, 2955086), (6509, 2901968), (7718, 2447384), (8648, 2184194), (9622, 1963096), (10442, 1808936), (10669, 1770448), (12784, 1477543), (13018, 1450984), (13301, 1420112), (15436, 1223692), (17296, 1092097), (18377, 1027856), (19244, 981548), (20884, 904468), (21338, 885224), (26036, 725492), (26602, 710056), (30872, 611846), (36754, 513928), (38488, 490774), (41768, 452234), (42676, 442612), (52072, 362746), (53204, 355028), (61744, 305923), (64241, 294032), (73508, 256964), (76976, 245387), (83536, 226117), (85352, 221306), (88757, 212816), (104144, 181373), (106408, 177514), (110653, 170704), (128482, 147016)]