18527870

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{499}}^1$

素因数の和:632

約数の個数: 32

約数和(自身を含む): 34560000

約数和(自身を除く): 16032130

約数列:

[1, 2, 5, 10, 47, 79, 94, 158, 235, 395, 470, 499, 790, 998, 2495, 3713, 4990, 7426, 18565, 23453, 37130, 39421, 46906, 78842, 117265, 197105, 234530, 394210, 1852787, 3705574, 9263935, 18527870]

約数ペア:

[(1, 18527870), (2, 9263935), (5, 3705574), (10, 1852787), (47, 394210), (79, 234530), (94, 197105), (158, 117265), (235, 78842), (395, 46906), (470, 39421), (499, 37130), (790, 23453), (998, 18565), (2495, 7426), (3713, 4990)]