20129221441

素因数分解:

$7^1\times {\mathrm{223}}^1\times {\mathrm{1087}}^1\times {\mathrm{11863}}^1$

素因数の和:13180

約数の個数: 16

約数和(自身を含む): 23131193344

約数和(自身を除く): 3001971903

約数列:

[1, 7, 223, 1087, 1561, 7609, 11863, 83041, 242401, 1696807, 2645449, 12895081, 18518143, 90265567, 2875603063, 20129221441]

約数ペア:

[(1, 20129221441), (7, 2875603063), (223, 90265567), (1087, 18518143), (1561, 12895081), (7609, 2645449), (11863, 1696807), (83041, 242401)]