20191797977

素因数分解:

${\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{829}}^1\times {\mathrm{17189}}^1$

素因数の和:18140

約数の個数: 16

約数和(自身を含む): 21972258000

約数和(自身を除く): 1780460023

約数列:

[1, 13, 109, 829, 1417, 10777, 17189, 90361, 223457, 1174693, 1873601, 14249681, 24356813, 185245853, 1553215229, 20191797977]

約数ペア:

[(1, 20191797977), (13, 1553215229), (109, 185245853), (829, 24356813), (1417, 14249681), (10777, 1873601), (17189, 1174693), (90361, 223457)]