19539718

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{8623}}^1$

素因数の和:8739

約数の個数: 16

約数和(自身を含む): 32288256

約数和(自身を除く): 12748538

約数列:

[1, 2, 11, 22, 103, 206, 1133, 2266, 8623, 17246, 94853, 189706, 888169, 1776338, 9769859, 19539718]

約数ペア:

[(1, 19539718), (2, 9769859), (11, 1776338), (22, 888169), (103, 189706), (206, 94853), (1133, 17246), (2266, 8623)]