19112743

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{439}}^1$

素因数の和:666

約数の個数: 16

約数和(自身を含む): 21954240

約数和(自身を除く): 2841497

約数列:

[1, 13, 17, 197, 221, 439, 2561, 3349, 5707, 7463, 43537, 86483, 97019, 1124279, 1470211, 19112743]

約数ペア:

[(1, 19112743), (13, 1470211), (17, 1124279), (197, 97019), (221, 86483), (439, 43537), (2561, 7463), (3349, 5707)]