11521988

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:236

約数の個数: 48

約数和(自身を含む): 22861440

約数和(自身を除く): 11339452

約数列:

[1, 2, 4, 17, 23, 34, 46, 53, 68, 92, 106, 139, 212, 278, 391, 556, 782, 901, 1219, 1564, 1802, 2363, 2438, 3197, 3604, 4726, 4876, 6394, 7367, 9452, 12788, 14734, 20723, 29468, 41446, 54349, 82892, 108698, 125239, 169441, 217396, 250478, 338882, 500956, 677764, 2880497, 5760994, 11521988]

約数ペア:

[(1, 11521988), (2, 5760994), (4, 2880497), (17, 677764), (23, 500956), (34, 338882), (46, 250478), (53, 217396), (68, 169441), (92, 125239), (106, 108698), (139, 82892), (212, 54349), (278, 41446), (391, 29468), (556, 20723), (782, 14734), (901, 12788), (1219, 9452), (1564, 7367), (1802, 6394), (2363, 4876), (2438, 4726), (3197, 3604)]