20518722

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{162847}}^1$

素因数の和:162862

約数の個数: 24

約数和(自身を含む): 50808576

約数和(自身を除く): 30289854

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 162847, 325694, 488541, 977082, 1139929, 1465623, 2279858, 2931246, 3419787, 6839574, 10259361, 20518722]

約数ペア:

[(1, 20518722), (2, 10259361), (3, 6839574), (6, 3419787), (7, 2931246), (9, 2279858), (14, 1465623), (18, 1139929), (21, 977082), (42, 488541), (63, 325694), (126, 162847)]