20145340521

素因数分解:

$3^3\times {\mathrm{1693}}^1\times {\mathrm{440711}}^1$

素因数の和:442413

約数の個数: 16

約数和(自身を含む): 29862645120

約数和(自身を除く): 9717304599

約数列:

[1, 3, 9, 27, 1693, 5079, 15237, 45711, 440711, 1322133, 3966399, 11899197, 746123723, 2238371169, 6715113507, 20145340521]

約数ペア:

[(1, 20145340521), (3, 6715113507), (9, 2238371169), (27, 746123723), (1693, 11899197), (5079, 3966399), (15237, 1322133), (45711, 440711)]