17220962

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{71161}}^1$

素因数の和:71185

約数の個数: 12

約数和(自身を含む): 28393638

約数和(自身を除く): 11172676

約数列:

[1, 2, 11, 22, 121, 242, 71161, 142322, 782771, 1565542, 8610481, 17220962]

約数ペア:

[(1, 17220962), (2, 8610481), (11, 1565542), (22, 782771), (121, 142322), (242, 71161)]