20388042

素因数分解:

$2^1\times 3^2\times {\mathrm{97}}^1\times {\mathrm{11677}}^1$

素因数の和:11782

約数の個数: 24

約数和(自身を含む): 44633316

約数和(自身を除く): 24245274

約数列:

[1, 2, 3, 6, 9, 18, 97, 194, 291, 582, 873, 1746, 11677, 23354, 35031, 70062, 105093, 210186, 1132669, 2265338, 3398007, 6796014, 10194021, 20388042]

約数ペア:

[(1, 20388042), (2, 10194021), (3, 6796014), (6, 3398007), (9, 2265338), (18, 1132669), (97, 210186), (194, 105093), (291, 70062), (582, 35031), (873, 23354), (1746, 11677)]