219628708

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{4223629}}^1$

素因数の和:4223646

約数の個数: 12

約数和(自身を含む): 413915740

約数和(自身を除く): 194287032

約数列:

[1, 2, 4, 13, 26, 52, 4223629, 8447258, 16894516, 54907177, 109814354, 219628708]

約数ペア:

[(1, 219628708), (2, 109814354), (4, 54907177), (13, 16894516), (26, 8447258), (52, 4223629)]