19904683

素因数分解:

${\mathrm{23}}^2\times {\mathrm{191}}^1\times {\mathrm{197}}^1$

素因数の和:434

約数の個数: 12

約数和(自身を含む): 21022848

約数和(自身を除く): 1118165

約数列:

[1, 23, 191, 197, 529, 4393, 4531, 37627, 101039, 104213, 865421, 19904683]

約数ペア:

[(1, 19904683), (23, 865421), (191, 104213), (197, 101039), (529, 37627), (4393, 4531)]