20284578

素因数分解:

$2^1\times 3^2\times {\mathrm{349}}^1\times {\mathrm{3229}}^1$

素因数の和:3586

約数の個数: 24

約数和(自身を含む): 44089500

約数和(自身を除く): 23804922

約数列:

[1, 2, 3, 6, 9, 18, 349, 698, 1047, 2094, 3141, 3229, 6282, 6458, 9687, 19374, 29061, 58122, 1126921, 2253842, 3380763, 6761526, 10142289, 20284578]

約数ペア:

[(1, 20284578), (2, 10142289), (3, 6761526), (6, 3380763), (9, 2253842), (18, 1126921), (349, 58122), (698, 29061), (1047, 19374), (2094, 9687), (3141, 6458), (3229, 6282)]