20454804

素因数分解:

$2^2\times 3^2\times {\mathrm{568189}}^1$

素因数の和:568199

約数の個数: 18

約数和(自身を含む): 51705290

約数和(自身を除く): 31250486

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 568189, 1136378, 1704567, 2272756, 3409134, 5113701, 6818268, 10227402, 20454804]

約数ペア:

[(1, 20454804), (2, 10227402), (3, 6818268), (4, 5113701), (6, 3409134), (9, 2272756), (12, 1704567), (18, 1136378), (36, 568189)]