20115501

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41647}}^1$

素因数の和:41680

約数の個数: 16

約数和(自身を含む): 31985664

約数和(自身を除く): 11870163

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 41647, 124941, 291529, 874587, 957881, 2873643, 6705167, 20115501]

約数ペア:

[(1, 20115501), (3, 6705167), (7, 2873643), (21, 957881), (23, 874587), (69, 291529), (161, 124941), (483, 41647)]