20409332013

素因数分解:

$3^2\times 7^1\times {\mathrm{359}}^1\times {\mathrm{902389}}^1$

素因数の和:902761

約数の個数: 24

約数和(自身を含む): 33785481600

約数和(自身を除く): 13376149587

約数列:

[1, 3, 7, 9, 21, 63, 359, 1077, 2513, 3231, 7539, 22617, 902389, 2707167, 6316723, 8121501, 18950169, 56850507, 323957651, 971872953, 2267703557, 2915618859, 6803110671, 20409332013]

約数ペア:

[(1, 20409332013), (3, 6803110671), (7, 2915618859), (9, 2267703557), (21, 971872953), (63, 323957651), (359, 56850507), (1077, 18950169), (2513, 8121501), (3231, 6316723), (7539, 2707167), (22617, 902389)]