20643738

素因数分解:

$2^1\times 3^1\times {\mathrm{773}}^1\times {\mathrm{4451}}^1$

素因数の和:5229

約数の個数: 16

約数和(自身を含む): 41350176

約数和(自身を除く): 20706438

約数列:

[1, 2, 3, 6, 773, 1546, 2319, 4451, 4638, 8902, 13353, 26706, 3440623, 6881246, 10321869, 20643738]

約数ペア:

[(1, 20643738), (2, 10321869), (3, 6881246), (6, 3440623), (773, 26706), (1546, 13353), (2319, 8902), (4451, 4638)]