20100965

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{1697}}^1$

素因数の和:1828

約数の個数: 16

約数和(自身を含む): 25429248

約数和(自身を除く): 5328283

約数列:

[1, 5, 23, 103, 115, 515, 1697, 2369, 8485, 11845, 39031, 174791, 195155, 873955, 4020193, 20100965]

約数ペア:

[(1, 20100965), (5, 4020193), (23, 873955), (103, 195155), (115, 174791), (515, 39031), (1697, 11845), (2369, 8485)]