166401616

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{253661}}^1$

素因数の和:253710

約数の個数: 20

約数和(自身を含む): 330267924

約数和(自身を除く): 163866308

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 253661, 507322, 1014644, 2029288, 4058576, 10400101, 20800202, 41600404, 83200808, 166401616]

約数ペア:

[(1, 166401616), (2, 83200808), (4, 41600404), (8, 20800202), (16, 10400101), (41, 4058576), (82, 2029288), (164, 1014644), (328, 507322), (656, 253661)]