20635629

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1$

素因数の和:341

約数の個数: 32

約数和(自身を含む): 32497920

約数和(自身を除く): 11862291

約数列:

[1, 3, 7, 21, 61, 89, 181, 183, 267, 427, 543, 623, 1267, 1281, 1869, 3801, 5429, 11041, 16109, 16287, 33123, 38003, 48327, 77287, 112763, 114009, 231861, 338289, 982649, 2947947, 6878543, 20635629]

約数ペア:

[(1, 20635629), (3, 6878543), (7, 2947947), (21, 982649), (61, 338289), (89, 231861), (181, 114009), (183, 112763), (267, 77287), (427, 48327), (543, 38003), (623, 33123), (1267, 16287), (1281, 16109), (1869, 11041), (3801, 5429)]