18112008

素因数分解:

$2^3\times 3^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{491}}^1$

素因数の和:582

約数の個数: 64

約数和(自身を含む): 47822400

約数和(自身を除く): 29710392

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 29, 53, 58, 87, 106, 116, 159, 174, 212, 232, 318, 348, 424, 491, 636, 696, 982, 1272, 1473, 1537, 1964, 2946, 3074, 3928, 4611, 5892, 6148, 9222, 11784, 12296, 14239, 18444, 26023, 28478, 36888, 42717, 52046, 56956, 78069, 85434, 104092, 113912, 156138, 170868, 208184, 312276, 341736, 624552, 754667, 1509334, 2264001, 3018668, 4528002, 6037336, 9056004, 18112008]

約数ペア:

[(1, 18112008), (2, 9056004), (3, 6037336), (4, 4528002), (6, 3018668), (8, 2264001), (12, 1509334), (24, 754667), (29, 624552), (53, 341736), (58, 312276), (87, 208184), (106, 170868), (116, 156138), (159, 113912), (174, 104092), (212, 85434), (232, 78069), (318, 56956), (348, 52046), (424, 42717), (491, 36888), (636, 28478), (696, 26023), (982, 18444), (1272, 14239), (1473, 12296), (1537, 11784), (1964, 9222), (2946, 6148), (3074, 5892), (3928, 4611)]