208075984

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{317189}}^1$

素因数の和:317238

約数の個数: 20

約数和(自身を含む): 412981380

約数和(自身を除く): 204905396

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 317189, 634378, 1268756, 2537512, 5075024, 13004749, 26009498, 52018996, 104037992, 208075984]

約数ペア:

[(1, 208075984), (2, 104037992), (4, 52018996), (8, 26009498), (16, 13004749), (41, 5075024), (82, 2537512), (164, 1268756), (328, 634378), (656, 317189)]