20505333

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{1259}}^1$

素因数の和:1412

約数の個数: 16

約数和(自身を含む): 28123200

約数和(自身を除く): 7617867

約数列:

[1, 3, 61, 89, 183, 267, 1259, 3777, 5429, 16287, 76799, 112051, 230397, 336153, 6835111, 20505333]

約数ペア:

[(1, 20505333), (3, 6835111), (61, 336153), (89, 230397), (183, 112051), (267, 76799), (1259, 16287), (3777, 5429)]