201628816

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{307361}}^1$

素因数の和:307410

約数の個数: 20

約数和(自身を含む): 400185324

約数和(自身を除く): 198556508

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 307361, 614722, 1229444, 2458888, 4917776, 12601801, 25203602, 50407204, 100814408, 201628816]

約数ペア:

[(1, 201628816), (2, 100814408), (4, 50407204), (8, 25203602), (16, 12601801), (41, 4917776), (82, 2458888), (164, 1229444), (328, 614722), (656, 307361)]