208693564

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{661}}^1\times {\mathrm{4643}}^1$

素因数の和:5325

約数の個数: 24

約数和(自身を含む): 387365328

約数和(自身を除く): 178671764

約数列:

[1, 2, 4, 17, 34, 68, 661, 1322, 2644, 4643, 9286, 11237, 18572, 22474, 44948, 78931, 157862, 315724, 3069023, 6138046, 12276092, 52173391, 104346782, 208693564]

約数ペア:

[(1, 208693564), (2, 104346782), (4, 52173391), (17, 12276092), (34, 6138046), (68, 3069023), (661, 315724), (1322, 157862), (2644, 78931), (4643, 44948), (9286, 22474), (11237, 18572)]