20078008

素因数分解:

$2^3\times {\mathrm{79}}^1\times {\mathrm{31769}}^1$

素因数の和:31854

約数の個数: 16

約数和(自身を含む): 38124000

約数和(自身を除く): 18045992

約数列:

[1, 2, 4, 8, 79, 158, 316, 632, 31769, 63538, 127076, 254152, 2509751, 5019502, 10039004, 20078008]

約数ペア:

[(1, 20078008), (2, 10039004), (4, 5019502), (8, 2509751), (79, 254152), (158, 127076), (316, 63538), (632, 31769)]