20863137

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{2389}}^1$

素因数の和:2504

約数の個数: 16

約数和(自身を含む): 28909440

約数和(自身を除く): 8046303

約数列:

[1, 3, 41, 71, 123, 213, 2389, 2911, 7167, 8733, 97949, 169619, 293847, 508857, 6954379, 20863137]

約数ペア:

[(1, 20863137), (3, 6954379), (41, 508857), (71, 293847), (123, 169619), (213, 97949), (2389, 8733), (2911, 7167)]