40448342

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{9239}}^1$

素因数の和:9451

約数の個数: 16

約数和(自身を含む): 66528000

約数和(自身を除く): 26079658

約数列:

[1, 2, 11, 22, 199, 398, 2189, 4378, 9239, 18478, 101629, 203258, 1838561, 3677122, 20224171, 40448342]

約数ペア:

[(1, 40448342), (2, 20224171), (11, 3677122), (22, 1838561), (199, 203258), (398, 101629), (2189, 18478), (4378, 9239)]