20453478

素因数分解:

$2^1\times 3^1\times {\mathrm{107}}^1\times {\mathrm{31859}}^1$

素因数の和:31971

約数の個数: 16

約数和(自身を含む): 41290560

約数和(自身を除く): 20837082

約数列:

[1, 2, 3, 6, 107, 214, 321, 642, 31859, 63718, 95577, 191154, 3408913, 6817826, 10226739, 20453478]

約数ペア:

[(1, 20453478), (2, 10226739), (3, 6817826), (6, 3408913), (107, 191154), (214, 95577), (321, 63718), (642, 31859)]