20174707

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{389}}^1$

素因数の和:666

約数の個数: 16

約数和(自身を含む): 23961600

約数和(自身を除く): 3786893

約数列:

[1, 7, 31, 217, 239, 389, 1673, 2723, 7409, 12059, 51863, 84413, 92971, 650797, 2882101, 20174707]

約数ペア:

[(1, 20174707), (7, 2882101), (31, 650797), (217, 92971), (239, 84413), (389, 51863), (1673, 12059), (2723, 7409)]