20624577

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{2617}}^1$

素因数の和:2728

約数の個数: 16

約数和(自身を含む): 28651392

約数和(自身を除く): 8026815

約数列:

[1, 3, 37, 71, 111, 213, 2617, 2627, 7851, 7881, 96829, 185807, 290487, 557421, 6874859, 20624577]

約数ペア:

[(1, 20624577), (3, 6874859), (37, 557421), (71, 290487), (111, 185807), (213, 96829), (2617, 7881), (2627, 7851)]