19565044

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{68891}}^1$

素因数の和:68966

約数の個数: 12

約数和(自身を含む): 34721568

約数和(自身を除く): 15156524

約数列:

[1, 2, 4, 71, 142, 284, 68891, 137782, 275564, 4891261, 9782522, 19565044]

約数ペア:

[(1, 19565044), (2, 9782522), (4, 4891261), (71, 275564), (142, 137782), (284, 68891)]