16089620

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{25951}}^1$

素因数の和:25991

約数の個数: 24

約数和(自身を含む): 34879488

約数和(自身を除く): 18789868

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 25951, 51902, 103804, 129755, 259510, 519020, 804481, 1608962, 3217924, 4022405, 8044810, 16089620]

約数ペア:

[(1, 16089620), (2, 8044810), (4, 4022405), (5, 3217924), (10, 1608962), (20, 804481), (31, 519020), (62, 259510), (124, 129755), (155, 103804), (310, 51902), (620, 25951)]