18554328

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{461}}^1$

素因数の和:529

約数の個数: 96

約数和(自身を含む): 55495440

約数和(自身を除く): 36941112

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 43, 52, 72, 78, 86, 104, 117, 129, 156, 172, 234, 258, 312, 344, 387, 461, 468, 516, 559, 774, 922, 936, 1032, 1118, 1383, 1548, 1677, 1844, 2236, 2766, 3096, 3354, 3688, 4149, 4472, 5031, 5532, 5993, 6708, 8298, 10062, 11064, 11986, 13416, 16596, 17979, 19823, 20124, 23972, 33192, 35958, 39646, 40248, 47944, 53937, 59469, 71916, 79292, 107874, 118938, 143832, 158584, 178407, 215748, 237876, 257699, 356814, 431496, 475752, 515398, 713628, 773097, 1030796, 1427256, 1546194, 2061592, 2319291, 3092388, 4638582, 6184776, 9277164, 18554328]

約数ペア:

[(1, 18554328), (2, 9277164), (3, 6184776), (4, 4638582), (6, 3092388), (8, 2319291), (9, 2061592), (12, 1546194), (13, 1427256), (18, 1030796), (24, 773097), (26, 713628), (36, 515398), (39, 475752), (43, 431496), (52, 356814), (72, 257699), (78, 237876), (86, 215748), (104, 178407), (117, 158584), (129, 143832), (156, 118938), (172, 107874), (234, 79292), (258, 71916), (312, 59469), (344, 53937), (387, 47944), (461, 40248), (468, 39646), (516, 35958), (559, 33192), (774, 23972), (922, 20124), (936, 19823), (1032, 17979), (1118, 16596), (1383, 13416), (1548, 11986), (1677, 11064), (1844, 10062), (2236, 8298), (2766, 6708), (3096, 5993), (3354, 5532), (3688, 5031), (4149, 4472)]