518865404

素因数分解:

$2^2\times {\mathrm{6551}}^1\times {\mathrm{19801}}^1$

素因数の和:26356

約数の個数: 12

約数和(自身を含む): 908198928

約数和(自身を除く): 389333524

約数列:

[1, 2, 4, 6551, 13102, 19801, 26204, 39602, 79204, 129716351, 259432702, 518865404]

約数ペア:

[(1, 518865404), (2, 259432702), (4, 129716351), (6551, 79204), (13102, 39602), (19801, 26204)]