20017782

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^1\times {\mathrm{20983}}^1$

素因数の和:21044

約数の個数: 24

約数和(自身を含む): 44192304

約数和(自身を除く): 24174522

約数列:

[1, 2, 3, 6, 9, 18, 53, 106, 159, 318, 477, 954, 20983, 41966, 62949, 125898, 188847, 377694, 1112099, 2224198, 3336297, 6672594, 10008891, 20017782]

約数ペア:

[(1, 20017782), (2, 10008891), (3, 6672594), (6, 3336297), (9, 2224198), (18, 1112099), (53, 377694), (106, 188847), (159, 125898), (318, 62949), (477, 41966), (954, 20983)]