17920976

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{36131}}^1$

素因数の和:36170

約数の個数: 20

約数和(自身を含む): 35842944

約数和(自身を除く): 17921968

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 36131, 72262, 144524, 289048, 578096, 1120061, 2240122, 4480244, 8960488, 17920976]

約数ペア:

[(1, 17920976), (2, 8960488), (4, 4480244), (8, 2240122), (16, 1120061), (31, 578096), (62, 289048), (124, 144524), (248, 72262), (496, 36131)]