20900462

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{2393}}^1$

素因数の和:2803

約数の個数: 16

約数和(自身を含む): 34301232

約数和(自身を除く): 13400770

約数列:

[1, 2, 11, 22, 397, 794, 2393, 4367, 4786, 8734, 26323, 52646, 950021, 1900042, 10450231, 20900462]

約数ペア:

[(1, 20900462), (2, 10450231), (11, 1900042), (22, 950021), (397, 52646), (794, 26323), (2393, 8734), (4367, 4786)]