20256501

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{4451}}^1$

素因数の和:4532

約数の個数: 16

約数和(自身を含む): 28421568

約数和(自身を除く): 8165067

約数列:

[1, 3, 37, 41, 111, 123, 1517, 4451, 4551, 13353, 164687, 182491, 494061, 547473, 6752167, 20256501]

約数ペア:

[(1, 20256501), (3, 6752167), (37, 547473), (41, 494061), (111, 182491), (123, 164687), (1517, 13353), (4451, 4551)]