20789045

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{1867}}^1$

素因数の和:2020

約数の個数: 16

約数和(自身を含む): 26630208

約数和(自身を除く): 5841163

約数列:

[1, 5, 17, 85, 131, 655, 1867, 2227, 9335, 11135, 31739, 158695, 244577, 1222885, 4157809, 20789045]

約数ペア:

[(1, 20789045), (5, 4157809), (17, 1222885), (85, 244577), (131, 158695), (655, 31739), (1867, 11135), (2227, 9335)]