1561931376

素因数分解:

$2^4\times 3^1\times {\mathrm{32540237}}^1$

素因数の和:32540248

約数の個数: 20

約数和(自身を含む): 4034989512

約数和(自身を除く): 2473058136

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 32540237, 65080474, 97620711, 130160948, 195241422, 260321896, 390482844, 520643792, 780965688, 1561931376]

約数ペア:

[(1, 1561931376), (2, 780965688), (3, 520643792), (4, 390482844), (6, 260321896), (8, 195241422), (12, 130160948), (16, 97620711), (24, 65080474), (48, 32540237)]