18997364

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{337}}^1\times {\mathrm{829}}^1$

素因数の和:1187

約数の個数: 24

約数和(自身を含む): 35348040

約数和(自身を除く): 16350676

約数列:

[1, 2, 4, 17, 34, 68, 337, 674, 829, 1348, 1658, 3316, 5729, 11458, 14093, 22916, 28186, 56372, 279373, 558746, 1117492, 4749341, 9498682, 18997364]

約数ペア:

[(1, 18997364), (2, 9498682), (4, 4749341), (17, 1117492), (34, 558746), (68, 279373), (337, 56372), (674, 28186), (829, 22916), (1348, 14093), (1658, 11458), (3316, 5729)]