20344528

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{31013}}^1$

素因数の和:31062

約数の個数: 20

約数和(自身を含む): 40380228

約数和(自身を除く): 20035700

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 31013, 62026, 124052, 248104, 496208, 1271533, 2543066, 5086132, 10172264, 20344528]

約数ペア:

[(1, 20344528), (2, 10172264), (4, 5086132), (8, 2543066), (16, 1271533), (41, 496208), (82, 248104), (164, 124052), (328, 62026), (656, 31013)]