20087288

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{193147}}^1$

素因数の和:193166

約数の個数: 16

約数和(自身を含む): 40561080

約数和(自身を除く): 20473792

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 193147, 386294, 772588, 1545176, 2510911, 5021822, 10043644, 20087288]

約数ペア:

[(1, 20087288), (2, 10043644), (4, 5021822), (8, 2510911), (13, 1545176), (26, 772588), (52, 386294), (104, 193147)]