18691272

素因数分解:

$2^3\times 3^2\times {\mathrm{23}}^1\times {\mathrm{11287}}^1$

素因数の和:11322

約数の個数: 48

約数和(自身を含む): 52827840

約数和(自身を除く): 34136568

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 36, 46, 69, 72, 92, 138, 184, 207, 276, 414, 552, 828, 1656, 11287, 22574, 33861, 45148, 67722, 90296, 101583, 135444, 203166, 259601, 270888, 406332, 519202, 778803, 812664, 1038404, 1557606, 2076808, 2336409, 3115212, 4672818, 6230424, 9345636, 18691272]

約数ペア:

[(1, 18691272), (2, 9345636), (3, 6230424), (4, 4672818), (6, 3115212), (8, 2336409), (9, 2076808), (12, 1557606), (18, 1038404), (23, 812664), (24, 778803), (36, 519202), (46, 406332), (69, 270888), (72, 259601), (92, 203166), (138, 135444), (184, 101583), (207, 90296), (276, 67722), (414, 45148), (552, 33861), (828, 22574), (1656, 11287)]