18257872

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{30841}}^1$

素因数の和:30886

約数の個数: 20

約数和(自身を含む): 36331876

約数和(自身を除く): 18074004

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 30841, 61682, 123364, 246728, 493456, 1141117, 2282234, 4564468, 9128936, 18257872]

約数ペア:

[(1, 18257872), (2, 9128936), (4, 4564468), (8, 2282234), (16, 1141117), (37, 493456), (74, 246728), (148, 123364), (296, 61682), (592, 30841)]