39487472

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{129893}}^1$

素因数の和:129920

約数の個数: 20

約数和(自身を含む): 80534280

約数和(自身を除く): 41046808

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 129893, 259786, 519572, 1039144, 2078288, 2467967, 4935934, 9871868, 19743736, 39487472]

約数ペア:

[(1, 39487472), (2, 19743736), (4, 9871868), (8, 4935934), (16, 2467967), (19, 2078288), (38, 1039144), (76, 519572), (152, 259786), (304, 129893)]