20535245

素因数分解:

$5^1\times {\mathrm{59}}^1\times {\mathrm{151}}^1\times {\mathrm{461}}^1$

素因数の和:676

約数の個数: 16

約数和(自身を含む): 25280640

約数和(自身を除く): 4745395

約数列:

[1, 5, 59, 151, 295, 461, 755, 2305, 8909, 27199, 44545, 69611, 135995, 348055, 4107049, 20535245]

約数ペア:

[(1, 20535245), (5, 4107049), (59, 348055), (151, 135995), (295, 69611), (461, 44545), (755, 27199), (2305, 8909)]