38720242

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{160001}}^1$

素因数の和:160025

約数の個数: 12

約数和(自身を含む): 63840798

約数和(自身を除く): 25120556

約数列:

[1, 2, 11, 22, 121, 242, 160001, 320002, 1760011, 3520022, 19360121, 38720242]

約数ペア:

[(1, 38720242), (2, 19360121), (11, 3520022), (22, 1760011), (121, 320002), (242, 160001)]