18008848

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{463}}^1$

素因数の和:512

約数の個数: 80

約数和(自身を含む): 43497216

約数和(自身を除く): 25488368

約数列:

[1, 2, 4, 8, 11, 13, 16, 17, 22, 26, 34, 44, 52, 68, 88, 104, 136, 143, 176, 187, 208, 221, 272, 286, 374, 442, 463, 572, 748, 884, 926, 1144, 1496, 1768, 1852, 2288, 2431, 2992, 3536, 3704, 4862, 5093, 6019, 7408, 7871, 9724, 10186, 12038, 15742, 19448, 20372, 24076, 31484, 38896, 40744, 48152, 62968, 66209, 81488, 86581, 96304, 102323, 125936, 132418, 173162, 204646, 264836, 346324, 409292, 529672, 692648, 818584, 1059344, 1125553, 1385296, 1637168, 2251106, 4502212, 9004424, 18008848]

約数ペア:

[(1, 18008848), (2, 9004424), (4, 4502212), (8, 2251106), (11, 1637168), (13, 1385296), (16, 1125553), (17, 1059344), (22, 818584), (26, 692648), (34, 529672), (44, 409292), (52, 346324), (68, 264836), (88, 204646), (104, 173162), (136, 132418), (143, 125936), (176, 102323), (187, 96304), (208, 86581), (221, 81488), (272, 66209), (286, 62968), (374, 48152), (442, 40744), (463, 38896), (572, 31484), (748, 24076), (884, 20372), (926, 19448), (1144, 15742), (1496, 12038), (1768, 10186), (1852, 9724), (2288, 7871), (2431, 7408), (2992, 6019), (3536, 5093), (3704, 4862)]