18197399

素因数分解:

${\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{257}}^1$

素因数の和:466

約数の個数: 16

約数和(自身を含む): 20545056

約数和(自身を除く): 2347657

約数列:

[1, 11, 41, 157, 257, 451, 1727, 2827, 6437, 10537, 40349, 70807, 115907, 443839, 1654309, 18197399]

約数ペア:

[(1, 18197399), (11, 1654309), (41, 443839), (157, 115907), (257, 70807), (451, 40349), (1727, 10537), (2827, 6437)]