20381702

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{3691}}^1$

素因数の和:3955

約数の個数: 16

約数和(自身を含む): 33493824

約数和(自身を除く): 13112122

約数列:

[1, 2, 11, 22, 251, 502, 2761, 3691, 5522, 7382, 40601, 81202, 926441, 1852882, 10190851, 20381702]

約数ペア:

[(1, 20381702), (2, 10190851), (11, 1852882), (22, 926441), (251, 81202), (502, 40601), (2761, 7382), (3691, 5522)]