123540656

素因数分解:

$2^4\times {\mathrm{907}}^1\times {\mathrm{8513}}^1$

素因数の和:9428

約数の個数: 20

約数和(自身を含む): 239652072

約数和(自身を除く): 116111416

約数列:

[1, 2, 4, 8, 16, 907, 1814, 3628, 7256, 8513, 14512, 17026, 34052, 68104, 136208, 7721291, 15442582, 30885164, 61770328, 123540656]

約数ペア:

[(1, 123540656), (2, 61770328), (4, 30885164), (8, 15442582), (16, 7721291), (907, 136208), (1814, 68104), (3628, 34052), (7256, 17026), (8513, 14512)]