20161794919

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{1783}}^1\times {\mathrm{85021}}^1$

素因数の和:86830

約数の個数: 16

約数和(自身を含む): 24268679680

約数和(自身を除く): 4106884761

約数列:

[1, 7, 19, 133, 1783, 12481, 33877, 85021, 237139, 595147, 1615399, 11307793, 151592443, 1061147101, 2880256417, 20161794919]

約数ペア:

[(1, 20161794919), (7, 2880256417), (19, 1061147101), (133, 151592443), (1783, 11307793), (12481, 1615399), (33877, 595147), (85021, 237139)]