20007659

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{199}}^1\times {\mathrm{271}}^1$

素因数の和:530

約数の個数: 16

約数和(自身を含む): 23500800

約数和(自身を除く): 3493141

約数列:

[1, 7, 53, 199, 271, 371, 1393, 1897, 10547, 14363, 53929, 73829, 100541, 377503, 2858237, 20007659]

約数ペア:

[(1, 20007659), (7, 2858237), (53, 377503), (199, 100541), (271, 73829), (371, 53929), (1393, 14363), (1897, 10547)]