18901399

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1657}}^1$

素因数の和:1746

約数の個数: 16

約数和(自身を含む): 22203936

約数和(自身を除く): 3302537

約数列:

[1, 11, 17, 61, 187, 671, 1037, 1657, 11407, 18227, 28169, 101077, 309859, 1111847, 1718309, 18901399]

約数ペア:

[(1, 18901399), (11, 1718309), (17, 1111847), (61, 309859), (187, 101077), (671, 28169), (1037, 18227), (1657, 11407)]