20177494

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{2389}}^1$

素因数の和:2535

約数の個数: 16

約数和(自身を含む): 31318560

約数和(自身を除く): 11141066

約数列:

[1, 2, 41, 82, 103, 206, 2389, 4223, 4778, 8446, 97949, 195898, 246067, 492134, 10088747, 20177494]

約数ペア:

[(1, 20177494), (2, 10088747), (41, 492134), (82, 246067), (103, 195898), (206, 97949), (2389, 8446), (4223, 4778)]