16161818

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{4211}}^1$

素因数の和:4333

約数の個数: 16

約数和(自身を含む): 25777440

約数和(自身を除く): 9615622

約数列:

[1, 2, 19, 38, 101, 202, 1919, 3838, 4211, 8422, 80009, 160018, 425311, 850622, 8080909, 16161818]

約数ペア:

[(1, 16161818), (2, 8080909), (19, 850622), (38, 425311), (101, 160018), (202, 80009), (1919, 8422), (3838, 4211)]