20861630

素因数分解:

$2^1\times 5^1\times {\mathrm{1259}}^1\times {\mathrm{1657}}^1$

素因数の和:2923

約数の個数: 16

約数和(自身を含む): 37603440

約数和(自身を除く): 16741810

約数列:

[1, 2, 5, 10, 1259, 1657, 2518, 3314, 6295, 8285, 12590, 16570, 2086163, 4172326, 10430815, 20861630]

約数ペア:

[(1, 20861630), (2, 10430815), (5, 4172326), (10, 2086163), (1259, 16570), (1657, 12590), (2518, 8285), (3314, 6295)]