20208564

素因数分解:

$2^2\times 3^2\times {\mathrm{191}}^1\times {\mathrm{2939}}^1$

素因数の和:3140

約数の個数: 36

約数和(自身を含む): 51367680

約数和(自身を除く): 31159116

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 191, 382, 573, 764, 1146, 1719, 2292, 2939, 3438, 5878, 6876, 8817, 11756, 17634, 26451, 35268, 52902, 105804, 561349, 1122698, 1684047, 2245396, 3368094, 5052141, 6736188, 10104282, 20208564]

約数ペア:

[(1, 20208564), (2, 10104282), (3, 6736188), (4, 5052141), (6, 3368094), (9, 2245396), (12, 1684047), (18, 1122698), (36, 561349), (191, 105804), (382, 52902), (573, 35268), (764, 26451), (1146, 17634), (1719, 11756), (2292, 8817), (2939, 6876), (3438, 5878)]