20229235

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{18307}}^1$

素因数の和:18342

約数の個数: 16

約数和(自身を含む): 27681696

約数和(自身を除く): 7452461

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 18307, 91535, 237991, 311219, 1189955, 1556095, 4045847, 20229235]

約数ペア:

[(1, 20229235), (5, 4045847), (13, 1556095), (17, 1189955), (65, 311219), (85, 237991), (221, 91535), (1105, 18307)]