18740293

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{4519}}^1$

素因数の和:4572

約数の個数: 16

約数和(自身を含む): 22780800

約数和(自身を除く): 4040507

約数列:

[1, 11, 13, 29, 143, 319, 377, 4147, 4519, 49709, 58747, 131051, 646217, 1441561, 1703663, 18740293]

約数ペア:

[(1, 18740293), (11, 1703663), (13, 1441561), (29, 646217), (143, 131051), (319, 58747), (377, 49709), (4147, 4519)]