220171204

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{82031}}^1$

素因数の和:82107

約数の個数: 24

約数和(自身を含む): 427222656

約数和(自身を除く): 207051452

約数列:

[1, 2, 4, 11, 22, 44, 61, 122, 244, 671, 1342, 2684, 82031, 164062, 328124, 902341, 1804682, 3609364, 5003891, 10007782, 20015564, 55042801, 110085602, 220171204]

約数ペア:

[(1, 220171204), (2, 110085602), (4, 55042801), (11, 20015564), (22, 10007782), (44, 5003891), (61, 3609364), (122, 1804682), (244, 902341), (671, 328124), (1342, 164062), (2684, 82031)]