20080018

素因数分解:

$2^1\times 7^1\times {\mathrm{821}}^1\times {\mathrm{1747}}^1$

素因数の和:2577

約数の個数: 16

約数和(自身を含む): 34484544

約数和(自身を除く): 14404526

約数列:

[1, 2, 7, 14, 821, 1642, 1747, 3494, 5747, 11494, 12229, 24458, 1434287, 2868574, 10040009, 20080018]

約数ペア:

[(1, 20080018), (2, 10040009), (7, 2868574), (14, 1434287), (821, 24458), (1642, 12229), (1747, 11494), (3494, 5747)]