20616891

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{5407}}^1$

素因数の和:5482

約数の個数: 16

約数和(自身を含む): 29073408

約数和(自身を除く): 8456517

約数列:

[1, 3, 31, 41, 93, 123, 1271, 3813, 5407, 16221, 167617, 221687, 502851, 665061, 6872297, 20616891]

約数ペア:

[(1, 20616891), (3, 6872297), (31, 665061), (41, 502851), (93, 221687), (123, 167617), (1271, 16221), (3813, 5407)]