20163345370

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1\times {\mathrm{55171}}^1$

素因数の和:55435

約数の個数: 64

約数和(自身を含む): 43473770496

約数和(自身を除く): 23310425126

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 227, 230, 322, 454, 805, 1135, 1589, 1610, 2270, 3178, 5221, 7945, 10442, 15890, 26105, 36547, 52210, 55171, 73094, 110342, 182735, 275855, 365470, 386197, 551710, 772394, 1268933, 1930985, 2537866, 3861970, 6344665, 8882531, 12523817, 12689330, 17765062, 25047634, 44412655, 62619085, 87666719, 88825310, 125238170, 175333438, 288047791, 438333595, 576095582, 876667190, 1440238955, 2016334537, 2880477910, 4032669074, 10081672685, 20163345370]

約数ペア:

[(1, 20163345370), (2, 10081672685), (5, 4032669074), (7, 2880477910), (10, 2016334537), (14, 1440238955), (23, 876667190), (35, 576095582), (46, 438333595), (70, 288047791), (115, 175333438), (161, 125238170), (227, 88825310), (230, 87666719), (322, 62619085), (454, 44412655), (805, 25047634), (1135, 17765062), (1589, 12689330), (1610, 12523817), (2270, 8882531), (3178, 6344665), (5221, 3861970), (7945, 2537866), (10442, 1930985), (15890, 1268933), (26105, 772394), (36547, 551710), (52210, 386197), (55171, 365470), (73094, 275855), (110342, 182735)]