38720044

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{880001}}^1$

素因数の和:880016

約数の個数: 12

約数和(自身を含む): 73920168

約数和(自身を除く): 35200124

約数列:

[1, 2, 4, 11, 22, 44, 880001, 1760002, 3520004, 9680011, 19360022, 38720044]

約数ペア:

[(1, 38720044), (2, 19360022), (4, 9680011), (11, 3520004), (22, 1760002), (44, 880001)]