18945072

素因数分解:

$2^4\times 3^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:211

約数の個数: 120

約数和(自身を含む): 57451680

約数和(自身を除く): 38506608

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 34, 36, 48, 51, 68, 71, 72, 102, 109, 136, 142, 144, 153, 204, 213, 218, 272, 284, 306, 327, 408, 426, 436, 568, 612, 639, 654, 816, 852, 872, 981, 1136, 1207, 1224, 1278, 1308, 1704, 1744, 1853, 1962, 2414, 2448, 2556, 2616, 3408, 3621, 3706, 3924, 4828, 5112, 5232, 5559, 7242, 7412, 7739, 7848, 9656, 10224, 10863, 11118, 14484, 14824, 15478, 15696, 16677, 19312, 21726, 22236, 23217, 28968, 29648, 30956, 33354, 43452, 44472, 46434, 57936, 61912, 66708, 69651, 86904, 88944, 92868, 123824, 131563, 133416, 139302, 173808, 185736, 263126, 266832, 278604, 371472, 394689, 526252, 557208, 789378, 1052504, 1114416, 1184067, 1578756, 2105008, 2368134, 3157512, 4736268, 6315024, 9472536, 18945072]

約数ペア:

[(1, 18945072), (2, 9472536), (3, 6315024), (4, 4736268), (6, 3157512), (8, 2368134), (9, 2105008), (12, 1578756), (16, 1184067), (17, 1114416), (18, 1052504), (24, 789378), (34, 557208), (36, 526252), (48, 394689), (51, 371472), (68, 278604), (71, 266832), (72, 263126), (102, 185736), (109, 173808), (136, 139302), (142, 133416), (144, 131563), (153, 123824), (204, 92868), (213, 88944), (218, 86904), (272, 69651), (284, 66708), (306, 61912), (327, 57936), (408, 46434), (426, 44472), (436, 43452), (568, 33354), (612, 30956), (639, 29648), (654, 28968), (816, 23217), (852, 22236), (872, 21726), (981, 19312), (1136, 16677), (1207, 15696), (1224, 15478), (1278, 14824), (1308, 14484), (1704, 11118), (1744, 10863), (1853, 10224), (1962, 9656), (2414, 7848), (2448, 7739), (2556, 7412), (2616, 7242), (3408, 5559), (3621, 5232), (3706, 5112), (3924, 4828)]