20123712007

素因数分解:

$7^1\times {\mathrm{383}}^1\times {\mathrm{521}}^1\times {\mathrm{14407}}^1$

素因数の和:15318

約数の個数: 16

約数和(自身を含む): 23104438272

約数和(自身を除く): 2980726265

約数列:

[1, 7, 383, 521, 2681, 3647, 14407, 100849, 199543, 1396801, 5517881, 7506047, 38625167, 52542329, 2874816001, 20123712007]

約数ペア:

[(1, 20123712007), (7, 2874816001), (383, 52542329), (521, 38625167), (2681, 7506047), (3647, 5517881), (14407, 1396801), (100849, 199543)]