19502164

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{443231}}^1$

素因数の和:443246

約数の個数: 12

約数和(自身を含む): 37231488

約数和(自身を除く): 17729324

約数列:

[1, 2, 4, 11, 22, 44, 443231, 886462, 1772924, 4875541, 9751082, 19502164]

約数ペア:

[(1, 19502164), (2, 9751082), (4, 4875541), (11, 1772924), (22, 886462), (44, 443231)]