20906554

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{1871}}^1$

素因数の和:2061

約数の個数: 16

約数和(自身を含む): 32438016

約数和(自身を除く): 11531462

約数列:

[1, 2, 37, 74, 151, 302, 1871, 3742, 5587, 11174, 69227, 138454, 282521, 565042, 10453277, 20906554]

約数ペア:

[(1, 20906554), (2, 10453277), (37, 565042), (74, 282521), (151, 138454), (302, 69227), (1871, 11174), (3742, 5587)]