20785491

素因数分解:

$3^5\times {\mathrm{23}}^1\times {\mathrm{3719}}^1$

素因数の和:3757

約数の個数: 24

約数和(自身を含む): 32497920

約数和(自身を除く): 11712429

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 243, 621, 1863, 3719, 5589, 11157, 33471, 85537, 100413, 256611, 301239, 769833, 903717, 2309499, 6928497, 20785491]

約数ペア:

[(1, 20785491), (3, 6928497), (9, 2309499), (23, 903717), (27, 769833), (69, 301239), (81, 256611), (207, 100413), (243, 85537), (621, 33471), (1863, 11157), (3719, 5589)]