20561522

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{461}}^1\times {\mathrm{769}}^1$

素因数の和:1261

約数の個数: 16

約数和(自身を含む): 32016600

約数和(自身を除く): 11455078

約数列:

[1, 2, 29, 58, 461, 769, 922, 1538, 13369, 22301, 26738, 44602, 354509, 709018, 10280761, 20561522]

約数ペア:

[(1, 20561522), (2, 10280761), (29, 709018), (58, 354509), (461, 44602), (769, 26738), (922, 22301), (1538, 13369)]