20331585

素因数分解:

$3^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{2341}}^1$

素因数の和:2545

約数の個数: 24

約数和(自身を含む): 35439144

約数和(自身を除く): 15107559

約数列:

[1, 3, 5, 9, 15, 45, 193, 579, 965, 1737, 2341, 2895, 7023, 8685, 11705, 21069, 35115, 105345, 451813, 1355439, 2259065, 4066317, 6777195, 20331585]

約数ペア:

[(1, 20331585), (3, 6777195), (5, 4066317), (9, 2259065), (15, 1355439), (45, 451813), (193, 105345), (579, 35115), (965, 21069), (1737, 11705), (2341, 8685), (2895, 7023)]