20631621

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{2903}}^1$

素因数の和:3032

約数の個数: 16

約数和(自身を含む): 28993536

約数和(自身を除く): 8361915

約数列:

[1, 3, 23, 69, 103, 309, 2369, 2903, 7107, 8709, 66769, 200307, 299009, 897027, 6877207, 20631621]

約数ペア:

[(1, 20631621), (3, 6877207), (23, 897027), (69, 299009), (103, 200307), (309, 66769), (2369, 8709), (2903, 7107)]