19287056

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{29401}}^1$

素因数の和:29450

約数の個数: 20

約数和(自身を含む): 38281404

約数和(自身を除く): 18994348

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 29401, 58802, 117604, 235208, 470416, 1205441, 2410882, 4821764, 9643528, 19287056]

約数ペア:

[(1, 19287056), (2, 9643528), (4, 4821764), (8, 2410882), (16, 1205441), (41, 470416), (82, 235208), (164, 117604), (328, 58802), (656, 29401)]