20455845072

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1130407}}^1$

素因数の和:1130460

約数の個数: 80

約数和(自身を含む): 58871648640

約数和(自身を除く): 38415803568

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 29, 39, 48, 52, 58, 78, 87, 104, 116, 156, 174, 208, 232, 312, 348, 377, 464, 624, 696, 754, 1131, 1392, 1508, 2262, 3016, 4524, 6032, 9048, 18096, 1130407, 2260814, 3391221, 4521628, 6782442, 9043256, 13564884, 14695291, 18086512, 27129768, 29390582, 32781803, 44085873, 54259536, 58781164, 65563606, 88171746, 98345409, 117562328, 131127212, 176343492, 196690818, 235124656, 262254424, 352686984, 393381636, 426163439, 524508848, 705373968, 786763272, 852326878, 1278490317, 1573526544, 1704653756, 2556980634, 3409307512, 5113961268, 6818615024, 10227922536, 20455845072]

約数ペア:

[(1, 20455845072), (2, 10227922536), (3, 6818615024), (4, 5113961268), (6, 3409307512), (8, 2556980634), (12, 1704653756), (13, 1573526544), (16, 1278490317), (24, 852326878), (26, 786763272), (29, 705373968), (39, 524508848), (48, 426163439), (52, 393381636), (58, 352686984), (78, 262254424), (87, 235124656), (104, 196690818), (116, 176343492), (156, 131127212), (174, 117562328), (208, 98345409), (232, 88171746), (312, 65563606), (348, 58781164), (377, 54259536), (464, 44085873), (624, 32781803), (696, 29390582), (754, 27129768), (1131, 18086512), (1392, 14695291), (1508, 13564884), (2262, 9043256), (3016, 6782442), (4524, 4521628), (6032, 3391221), (9048, 2260814), (18096, 1130407)]