18609368

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{1151}}^1$

素因数の和:1247

約数の個数: 32

約数和(自身を含む): 36495360

約数和(自身を除く): 17885992

約数列:

[1, 2, 4, 8, 43, 47, 86, 94, 172, 188, 344, 376, 1151, 2021, 2302, 4042, 4604, 8084, 9208, 16168, 49493, 54097, 98986, 108194, 197972, 216388, 395944, 432776, 2326171, 4652342, 9304684, 18609368]

約数ペア:

[(1, 18609368), (2, 9304684), (4, 4652342), (8, 2326171), (43, 432776), (47, 395944), (86, 216388), (94, 197972), (172, 108194), (188, 98986), (344, 54097), (376, 49493), (1151, 16168), (2021, 9208), (2302, 8084), (4042, 4604)]