20512535045

素因数分解:

$5^1\times {\mathrm{107}}^1\times {\mathrm{193}}^1\times {\mathrm{198659}}^1$

素因数の和:198964

約数の個数: 16

約数和(自身を含む): 24973945920

約数和(自身を除く): 4461410875

約数列:

[1, 5, 107, 193, 535, 965, 20651, 103255, 198659, 993295, 21256513, 38341187, 106282565, 191705935, 4102507009, 20512535045]

約数ペア:

[(1, 20512535045), (5, 4102507009), (107, 191705935), (193, 106282565), (535, 38341187), (965, 21256513), (20651, 993295), (103255, 198659)]