18712064

素因数分解:

$2^9\times 7^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1$

素因数の和:275

約数の個数: 80

約数和(自身を含む): 44782848

約数和(自身を除く): 26070784

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 56, 64, 92, 112, 128, 161, 184, 224, 227, 256, 322, 368, 448, 454, 512, 644, 736, 896, 908, 1288, 1472, 1589, 1792, 1816, 2576, 2944, 3178, 3584, 3632, 5152, 5221, 5888, 6356, 7264, 10304, 10442, 11776, 12712, 14528, 20608, 20884, 25424, 29056, 36547, 41216, 41768, 50848, 58112, 73094, 82432, 83536, 101696, 116224, 146188, 167072, 203392, 292376, 334144, 406784, 584752, 668288, 813568, 1169504, 1336576, 2339008, 2673152, 4678016, 9356032, 18712064]

約数ペア:

[(1, 18712064), (2, 9356032), (4, 4678016), (7, 2673152), (8, 2339008), (14, 1336576), (16, 1169504), (23, 813568), (28, 668288), (32, 584752), (46, 406784), (56, 334144), (64, 292376), (92, 203392), (112, 167072), (128, 146188), (161, 116224), (184, 101696), (224, 83536), (227, 82432), (256, 73094), (322, 58112), (368, 50848), (448, 41768), (454, 41216), (512, 36547), (644, 29056), (736, 25424), (896, 20884), (908, 20608), (1288, 14528), (1472, 12712), (1589, 11776), (1792, 10442), (1816, 10304), (2576, 7264), (2944, 6356), (3178, 5888), (3584, 5221), (3632, 5152)]