20888965447

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{823}}^1\times {\mathrm{157649}}^1$

素因数の和:158502

約数の個数: 16

約数和(自身を含む): 24941491200

約数和(自身を除く): 4052525753

約数列:

[1, 7, 23, 161, 823, 5761, 18929, 132503, 157649, 1103543, 3625927, 25381489, 129745127, 908215889, 2984137921, 20888965447]

約数ペア:

[(1, 20888965447), (7, 2984137921), (23, 908215889), (161, 129745127), (823, 25381489), (5761, 3625927), (18929, 1103543), (132503, 157649)]