25663216

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{69737}}^1$

素因数の和:69768

約数の個数: 20

約数和(自身を含む): 51885072

約数和(自身を除く): 26221856

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 69737, 139474, 278948, 557896, 1115792, 1603951, 3207902, 6415804, 12831608, 25663216]

約数ペア:

[(1, 25663216), (2, 12831608), (4, 6415804), (8, 3207902), (16, 1603951), (23, 1115792), (46, 557896), (92, 278948), (184, 139474), (368, 69737)]