388688

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{1429}}^1$

素因数の和:1454

約数の個数: 20

約数和(自身を含む): 797940

約数和(自身を除く): 409252

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 1429, 2858, 5716, 11432, 22864, 24293, 48586, 97172, 194344, 388688]

約数ペア:

[(1, 388688), (2, 194344), (4, 97172), (8, 48586), (16, 24293), (17, 22864), (34, 11432), (68, 5716), (136, 2858), (272, 1429)]