258131792

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{520427}}^1$

素因数の和:520466

約数の個数: 20

約数和(自身を含む): 516264576

約数和(自身を除く): 258132784

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 520427, 1040854, 2081708, 4163416, 8326832, 16133237, 32266474, 64532948, 129065896, 258131792]

約数ペア:

[(1, 258131792), (2, 129065896), (4, 64532948), (8, 32266474), (16, 16133237), (31, 8326832), (62, 4163416), (124, 2081708), (248, 1040854), (496, 520427)]