20180528

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{30763}}^1$

素因数の和:30812

約数の個数: 20

約数和(自身を含む): 40054728

約数和(自身を除く): 19874200

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 30763, 61526, 123052, 246104, 492208, 1261283, 2522566, 5045132, 10090264, 20180528]

約数ペア:

[(1, 20180528), (2, 10090264), (4, 5045132), (8, 2522566), (16, 1261283), (41, 492208), (82, 246104), (164, 123052), (328, 61526), (656, 30763)]