20462571

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{397}}^1$

素因数の和:512

約数の個数: 32

約数和(自身を含む): 32094720

約数和(自身を除く): 11632149

約数列:

[1, 3, 9, 23, 27, 69, 83, 207, 249, 397, 621, 747, 1191, 1909, 2241, 3573, 5727, 9131, 10719, 17181, 27393, 32951, 51543, 82179, 98853, 246537, 296559, 757873, 889677, 2273619, 6820857, 20462571]

約数ペア:

[(1, 20462571), (3, 6820857), (9, 2273619), (23, 889677), (27, 757873), (69, 296559), (83, 246537), (207, 98853), (249, 82179), (397, 51543), (621, 32951), (747, 27393), (1191, 17181), (1909, 10719), (2241, 9131), (3573, 5727)]