12690722

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{229}}^2$

素因数の和:482

約数の個数: 18

約数和(自身を含む): 21015729

約数和(自身を除く): 8325007

約数列:

[1, 2, 11, 22, 121, 229, 242, 458, 2519, 5038, 27709, 52441, 55418, 104882, 576851, 1153702, 6345361, 12690722]

約数ペア:

[(1, 12690722), (2, 6345361), (11, 1153702), (22, 576851), (121, 104882), (229, 55418), (242, 52441), (458, 27709), (2519, 5038)]