19217302

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{17189}}^1$

素因数の和:17247

約数の個数: 16

約数和(自身を含む): 31767120

約数和(自身を除く): 12549818

約数列:

[1, 2, 13, 26, 43, 86, 559, 1118, 17189, 34378, 223457, 446914, 739127, 1478254, 9608651, 19217302]

約数ペア:

[(1, 19217302), (2, 9608651), (13, 1478254), (26, 739127), (43, 446914), (86, 223457), (559, 34378), (1118, 17189)]