19306639

素因数分解:

${\mathrm{11}}^2\times {\mathrm{379}}^1\times {\mathrm{421}}^1$

素因数の和:822

約数の個数: 12

約数和(自身を含む): 21327880

約数和(自身を除く): 2021241

約数列:

[1, 11, 121, 379, 421, 4169, 4631, 45859, 50941, 159559, 1755149, 19306639]

約数ペア:

[(1, 19306639), (11, 1755149), (121, 159559), (379, 50941), (421, 45859), (4169, 4631)]