18664368

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{257}}^1$

素因数の和:374

約数の個数: 80

約数和(自身を含む): 51827040

約数和(自身を除く): 33162672

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 89, 102, 136, 178, 204, 257, 267, 272, 356, 408, 514, 534, 712, 771, 816, 1028, 1068, 1424, 1513, 1542, 2056, 2136, 3026, 3084, 4112, 4272, 4369, 4539, 6052, 6168, 8738, 9078, 12104, 12336, 13107, 17476, 18156, 22873, 24208, 26214, 34952, 36312, 45746, 52428, 68619, 69904, 72624, 91492, 104856, 137238, 182984, 209712, 274476, 365968, 388841, 548952, 777682, 1097904, 1166523, 1555364, 2333046, 3110728, 4666092, 6221456, 9332184, 18664368]

約数ペア:

[(1, 18664368), (2, 9332184), (3, 6221456), (4, 4666092), (6, 3110728), (8, 2333046), (12, 1555364), (16, 1166523), (17, 1097904), (24, 777682), (34, 548952), (48, 388841), (51, 365968), (68, 274476), (89, 209712), (102, 182984), (136, 137238), (178, 104856), (204, 91492), (257, 72624), (267, 69904), (272, 68619), (356, 52428), (408, 45746), (514, 36312), (534, 34952), (712, 26214), (771, 24208), (816, 22873), (1028, 18156), (1068, 17476), (1424, 13107), (1513, 12336), (1542, 12104), (2056, 9078), (2136, 8738), (3026, 6168), (3084, 6052), (4112, 4539), (4272, 4369)]