20332557

素因数分解:

$3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{4817}}^1$

素因数の和:4897

約数の個数: 24

約数和(自身を含む): 34072896

約数和(自身を除く): 13740339

約数列:

[1, 3, 7, 9, 21, 63, 67, 201, 469, 603, 1407, 4221, 4817, 14451, 33719, 43353, 101157, 303471, 322739, 968217, 2259173, 2904651, 6777519, 20332557]

約数ペア:

[(1, 20332557), (3, 6777519), (7, 2904651), (9, 2259173), (21, 968217), (63, 322739), (67, 303471), (201, 101157), (469, 43353), (603, 33719), (1407, 14451), (4221, 4817)]