19996873

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{4261}}^1$

素因数の和:4312

約数の個数: 12

約数和(自身を含む): 22733508

約数和(自身を除く): 2736635

約数列:

[1, 13, 19, 247, 361, 4261, 4693, 55393, 80959, 1052467, 1538221, 19996873]

約数ペア:

[(1, 19996873), (13, 1538221), (19, 1052467), (247, 80959), (361, 55393), (4261, 4693)]