2661388574

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{643}}^1\times {\mathrm{159193}}^1$

素因数の和:159851

約数の個数: 16

約数和(自身を含む): 4305879312

約数和(自身を除く): 1644490738

約数列:

[1, 2, 13, 26, 643, 1286, 8359, 16718, 159193, 318386, 2069509, 4139018, 102361099, 204722198, 1330694287, 2661388574]

約数ペア:

[(1, 2661388574), (2, 1330694287), (13, 204722198), (26, 102361099), (643, 4139018), (1286, 2069509), (8359, 318386), (16718, 159193)]