20220565

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{10343}}^1$

素因数の和:10388

約数の個数: 16

約数和(自身を含む): 26811648

約数和(自身を除く): 6591083

約数列:

[1, 5, 17, 23, 85, 115, 391, 1955, 10343, 51715, 175831, 237889, 879155, 1189445, 4044113, 20220565]

約数ペア:

[(1, 20220565), (5, 4044113), (17, 1189445), (23, 879155), (85, 237889), (115, 175831), (391, 51715), (1955, 10343)]