20523723

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{313}}^1\times {\mathrm{1987}}^1$

素因数の和:2314

約数の個数: 16

約数和(自身を含む): 29963136

約数和(自身を除く): 9439413

約数列:

[1, 3, 11, 33, 313, 939, 1987, 3443, 5961, 10329, 21857, 65571, 621931, 1865793, 6841241, 20523723]

約数ペア:

[(1, 20523723), (3, 6841241), (11, 1865793), (33, 621931), (313, 65571), (939, 21857), (1987, 10329), (3443, 5961)]