18867994

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{3323}}^1$

素因数の和:3509

約数の個数: 16

約数和(自身を含む): 30155328

約数和(自身を除く): 11287334

約数列:

[1, 2, 17, 34, 167, 334, 2839, 3323, 5678, 6646, 56491, 112982, 554941, 1109882, 9433997, 18867994]

約数ペア:

[(1, 18867994), (2, 9433997), (17, 1109882), (34, 554941), (167, 112982), (334, 56491), (2839, 6646), (3323, 5678)]