2145776

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{3271}}^1$

素因数の和:3320

約数の個数: 20

約数和(自身を含む): 4260144

約数和(自身を除く): 2114368

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 3271, 6542, 13084, 26168, 52336, 134111, 268222, 536444, 1072888, 2145776]

約数ペア:

[(1, 2145776), (2, 1072888), (4, 536444), (8, 268222), (16, 134111), (41, 52336), (82, 26168), (164, 13084), (328, 6542), (656, 3271)]