91720372

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{70991}}^1$

素因数の和:71031

約数の個数: 24

約数和(自身を含む): 178899840

約数和(自身を除く): 87179468

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 323, 646, 1292, 70991, 141982, 283964, 1206847, 1348829, 2413694, 2697658, 4827388, 5395316, 22930093, 45860186, 91720372]

約数ペア:

[(1, 91720372), (2, 45860186), (4, 22930093), (17, 5395316), (19, 4827388), (34, 2697658), (38, 2413694), (68, 1348829), (76, 1206847), (323, 283964), (646, 141982), (1292, 70991)]