20883898

素因数分解:

$2^1\times 7^4\times {\mathrm{4349}}^1$

素因数の和:4379

約数の個数: 20

約数和(自身を含む): 36553050

約数和(自身を除く): 15669152

約数列:

[1, 2, 7, 14, 49, 98, 343, 686, 2401, 4349, 4802, 8698, 30443, 60886, 213101, 426202, 1491707, 2983414, 10441949, 20883898]

約数ペア:

[(1, 20883898), (2, 10441949), (7, 2983414), (14, 1491707), (49, 426202), (98, 213101), (343, 60886), (686, 30443), (2401, 8698), (4349, 4802)]