20733357

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{1237}}^1$

素因数の和:1428

約数の個数: 16

約数和(自身を含む): 28602752

約数和(自身を除く): 7869395

約数列:

[1, 3, 37, 111, 151, 453, 1237, 3711, 5587, 16761, 45769, 137307, 186787, 560361, 6911119, 20733357]

約数ペア:

[(1, 20733357), (3, 6911119), (37, 560361), (111, 186787), (151, 137307), (453, 45769), (1237, 16761), (3711, 5587)]