18709112

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{137567}}^1$

素因数の和:137590

約数の個数: 16

約数和(自身を含む): 37143360

約数和(自身を除く): 18434248

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 137567, 275134, 550268, 1100536, 2338639, 4677278, 9354556, 18709112]

約数ペア:

[(1, 18709112), (2, 9354556), (4, 4677278), (8, 2338639), (17, 1100536), (34, 550268), (68, 275134), (136, 137567)]