19993215

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{121171}}^1$

素因数の和:121190

約数の個数: 16

約数和(自身を含む): 34897536

約数和(自身を除く): 14904321

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 121171, 363513, 605855, 1332881, 1817565, 3998643, 6664405, 19993215]

約数ペア:

[(1, 19993215), (3, 6664405), (5, 3998643), (11, 1817565), (15, 1332881), (33, 605855), (55, 363513), (165, 121171)]