19724738

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{701}}^1\times {\mathrm{1279}}^1$

素因数の和:1993

約数の個数: 16

約数和(自身を含む): 32348160

約数和(自身を除く): 12623422

約数列:

[1, 2, 11, 22, 701, 1279, 1402, 2558, 7711, 14069, 15422, 28138, 896579, 1793158, 9862369, 19724738]

約数ペア:

[(1, 19724738), (2, 9862369), (11, 1793158), (22, 896579), (701, 28138), (1279, 15422), (1402, 14069), (2558, 7711)]