18541872

素因数分解:

$2^4\times 3^5\times {\mathrm{19}}^1\times {\mathrm{251}}^1$

素因数の和:293

約数の個数: 120

約数和(自身を含む): 56871360

約数和(自身を除く): 38329488

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 36, 38, 48, 54, 57, 72, 76, 81, 108, 114, 144, 152, 162, 171, 216, 228, 243, 251, 304, 324, 342, 432, 456, 486, 502, 513, 648, 684, 753, 912, 972, 1004, 1026, 1296, 1368, 1506, 1539, 1944, 2008, 2052, 2259, 2736, 3012, 3078, 3888, 4016, 4104, 4518, 4617, 4769, 6024, 6156, 6777, 8208, 9036, 9234, 9538, 12048, 12312, 13554, 14307, 18072, 18468, 19076, 20331, 24624, 27108, 28614, 36144, 36936, 38152, 40662, 42921, 54216, 57228, 60993, 73872, 76304, 81324, 85842, 108432, 114456, 121986, 128763, 162648, 171684, 228912, 243972, 257526, 325296, 343368, 386289, 487944, 515052, 686736, 772578, 975888, 1030104, 1158867, 1545156, 2060208, 2317734, 3090312, 4635468, 6180624, 9270936, 18541872]

約数ペア:

[(1, 18541872), (2, 9270936), (3, 6180624), (4, 4635468), (6, 3090312), (8, 2317734), (9, 2060208), (12, 1545156), (16, 1158867), (18, 1030104), (19, 975888), (24, 772578), (27, 686736), (36, 515052), (38, 487944), (48, 386289), (54, 343368), (57, 325296), (72, 257526), (76, 243972), (81, 228912), (108, 171684), (114, 162648), (144, 128763), (152, 121986), (162, 114456), (171, 108432), (216, 85842), (228, 81324), (243, 76304), (251, 73872), (304, 60993), (324, 57228), (342, 54216), (432, 42921), (456, 40662), (486, 38152), (502, 36936), (513, 36144), (648, 28614), (684, 27108), (753, 24624), (912, 20331), (972, 19076), (1004, 18468), (1026, 18072), (1296, 14307), (1368, 13554), (1506, 12312), (1539, 12048), (1944, 9538), (2008, 9234), (2052, 9036), (2259, 8208), (2736, 6777), (3012, 6156), (3078, 6024), (3888, 4769), (4016, 4617), (4104, 4518)]