2018747549

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1167581}}^1$

素因数の和:1167620

約数の個数: 16

約数和(自身を含む): 2615383680

約数和(自身を除く): 596636131

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 1167581, 8173067, 15178553, 22184039, 106249871, 155288273, 288392507, 2018747549]

約数ペア:

[(1, 2018747549), (7, 288392507), (13, 155288273), (19, 106249871), (91, 22184039), (133, 15178553), (247, 8173067), (1729, 1167581)]