19491359

素因数分解:

${\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{191}}^1$

素因数の和:382

約数の個数: 16

約数和(自身を含む): 21288960

約数和(自身を除く): 1797601

約数列:

[1, 19, 41, 131, 191, 779, 2489, 3629, 5371, 7831, 25021, 102049, 148789, 475399, 1025861, 19491359]

約数ペア:

[(1, 19491359), (19, 1025861), (41, 475399), (131, 148789), (191, 102049), (779, 25021), (2489, 7831), (3629, 5371)]