20201336

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{81457}}^1$

素因数の和:81494

約数の個数: 16

約数和(自身を含む): 39099840

約数和(自身を除く): 18898504

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 81457, 162914, 325828, 651656, 2525167, 5050334, 10100668, 20201336]

約数ペア:

[(1, 20201336), (2, 10100668), (4, 5050334), (8, 2525167), (31, 651656), (62, 325828), (124, 162914), (248, 81457)]