20641326

素因数分解:

$2^1\times 3^1\times {\mathrm{223}}^1\times {\mathrm{15427}}^1$

素因数の和:15655

約数の個数: 16

約数和(自身を含む): 41470464

約数和(自身を除く): 20829138

約数列:

[1, 2, 3, 6, 223, 446, 669, 1338, 15427, 30854, 46281, 92562, 3440221, 6880442, 10320663, 20641326]

約数ペア:

[(1, 20641326), (2, 10320663), (3, 6880442), (6, 3440221), (223, 92562), (446, 46281), (669, 30854), (1338, 15427)]