16463980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{4871}}^1$

素因数の和:4906

約数の個数: 36

約数和(自身を含む): 37446192

約数和(自身を除く): 20982212

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 4871, 9742, 19484, 24355, 48710, 63323, 97420, 126646, 253292, 316615, 633230, 823199, 1266460, 1646398, 3292796, 4115995, 8231990, 16463980]

約数ペア:

[(1, 16463980), (2, 8231990), (4, 4115995), (5, 3292796), (10, 1646398), (13, 1266460), (20, 823199), (26, 633230), (52, 316615), (65, 253292), (130, 126646), (169, 97420), (260, 63323), (338, 48710), (676, 24355), (845, 19484), (1690, 9742), (3380, 4871)]