17984824

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1$

素因数の和:308

約数の個数: 64

約数和(自身を含む): 40320000

約数和(自身を除く): 22335176

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 79, 88, 104, 143, 158, 199, 286, 316, 398, 572, 632, 796, 869, 1027, 1144, 1592, 1738, 2054, 2189, 2587, 3476, 4108, 4378, 5174, 6952, 8216, 8756, 10348, 11297, 15721, 17512, 20696, 22594, 28457, 31442, 45188, 56914, 62884, 90376, 113828, 125768, 172931, 204373, 227656, 345862, 408746, 691724, 817492, 1383448, 1634984, 2248103, 4496206, 8992412, 17984824]

約数ペア:

[(1, 17984824), (2, 8992412), (4, 4496206), (8, 2248103), (11, 1634984), (13, 1383448), (22, 817492), (26, 691724), (44, 408746), (52, 345862), (79, 227656), (88, 204373), (104, 172931), (143, 125768), (158, 113828), (199, 90376), (286, 62884), (316, 56914), (398, 45188), (572, 31442), (632, 28457), (796, 22594), (869, 20696), (1027, 17512), (1144, 15721), (1592, 11297), (1738, 10348), (2054, 8756), (2189, 8216), (2587, 6952), (3476, 5174), (4108, 4378)]