20386935

素因数分解:

$3^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{2503}}^1$

素因数の和:2695

約数の個数: 24

約数和(自身を含む): 35546784

約数和(自身を除く): 15159849

約数列:

[1, 3, 5, 9, 15, 45, 181, 543, 905, 1629, 2503, 2715, 7509, 8145, 12515, 22527, 37545, 112635, 453043, 1359129, 2265215, 4077387, 6795645, 20386935]

約数ペア:

[(1, 20386935), (3, 6795645), (5, 4077387), (9, 2265215), (15, 1359129), (45, 453043), (181, 112635), (543, 37545), (905, 22527), (1629, 12515), (2503, 8145), (2715, 7509)]