12958756

素因数分解:

$2^2\times {\mathrm{89}}^2\times {\mathrm{409}}^1$

素因数の和:591

約数の個数: 18

約数和(自身を含む): 22991570

約数和(自身を除く): 10032814

約数列:

[1, 2, 4, 89, 178, 356, 409, 818, 1636, 7921, 15842, 31684, 36401, 72802, 145604, 3239689, 6479378, 12958756]

約数ペア:

[(1, 12958756), (2, 6479378), (4, 3239689), (89, 145604), (178, 72802), (356, 36401), (409, 31684), (818, 15842), (1636, 7921)]