20172319

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^3\times {\mathrm{173}}^1$

素因数の和:247

約数の個数: 16

約数和(自身を含む): 22675680

約数和(自身を除く): 2503361

約数列:

[1, 17, 19, 173, 323, 361, 2941, 3287, 6137, 6859, 55879, 62453, 116603, 1061701, 1186607, 20172319]

約数ペア:

[(1, 20172319), (17, 1186607), (19, 1061701), (173, 116603), (323, 62453), (361, 55879), (2941, 6859), (3287, 6137)]