19311688

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{219451}}^1$

素因数の和:219468

約数の個数: 16

約数和(自身を含む): 39501360

約数和(自身を除く): 20189672

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 219451, 438902, 877804, 1755608, 2413961, 4827922, 9655844, 19311688]

約数ペア:

[(1, 19311688), (2, 9655844), (4, 4827922), (8, 2413961), (11, 1755608), (22, 877804), (44, 438902), (88, 219451)]