20268296

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{81727}}^1$

素因数の和:81764

約数の個数: 16

約数和(自身を含む): 39229440

約数和(自身を除く): 18961144

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 81727, 163454, 326908, 653816, 2533537, 5067074, 10134148, 20268296]

約数ペア:

[(1, 20268296), (2, 10134148), (4, 5067074), (8, 2533537), (31, 653816), (62, 326908), (124, 163454), (248, 81727)]