20510454

素因数分解:

$2^1\times 3^1\times {\mathrm{79}}^1\times {\mathrm{43271}}^1$

素因数の和:43355

約数の個数: 16

約数和(自身を含む): 41541120

約数和(自身を除く): 21030666

約数列:

[1, 2, 3, 6, 79, 158, 237, 474, 43271, 86542, 129813, 259626, 3418409, 6836818, 10255227, 20510454]

約数ペア:

[(1, 20510454), (2, 10255227), (3, 6836818), (6, 3418409), (79, 259626), (158, 129813), (237, 86542), (474, 43271)]