20927898

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^1\times {\mathrm{21937}}^1$

素因数の和:21998

約数の個数: 24

約数和(自身を含む): 46201428

約数和(自身を除く): 25273530

約数列:

[1, 2, 3, 6, 9, 18, 53, 106, 159, 318, 477, 954, 21937, 43874, 65811, 131622, 197433, 394866, 1162661, 2325322, 3487983, 6975966, 10463949, 20927898]

約数ペア:

[(1, 20927898), (2, 10463949), (3, 6975966), (6, 3487983), (9, 2325322), (18, 1162661), (53, 394866), (106, 197433), (159, 131622), (318, 65811), (477, 43874), (954, 21937)]