20161915189

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1990907}}^1$

素因数の和:1990980

約数の個数: 16

約数和(自身を含む): 23413078080

約数和(自身を除く): 3251162891

約数列:

[1, 13, 19, 41, 247, 533, 779, 10127, 1990907, 25881791, 37827233, 81627187, 491754029, 1061153431, 1550916553, 20161915189]

約数ペア:

[(1, 20161915189), (13, 1550916553), (19, 1061153431), (41, 491754029), (247, 81627187), (533, 37827233), (779, 25881791), (10127, 1990907)]