19870848

素因数分解:

$2^7\times 3^2\times {\mathrm{47}}^1\times {\mathrm{367}}^1$

素因数の和:434

約数の個数: 96

約数和(自身を含む): 58556160

約数和(自身を除く): 38685312

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 47, 48, 64, 72, 94, 96, 128, 141, 144, 188, 192, 282, 288, 367, 376, 384, 423, 564, 576, 734, 752, 846, 1101, 1128, 1152, 1468, 1504, 1692, 2202, 2256, 2936, 3008, 3303, 3384, 4404, 4512, 5872, 6016, 6606, 6768, 8808, 9024, 11744, 13212, 13536, 17249, 17616, 18048, 23488, 26424, 27072, 34498, 35232, 46976, 51747, 52848, 54144, 68996, 70464, 103494, 105696, 137992, 140928, 155241, 206988, 211392, 275984, 310482, 413976, 422784, 551968, 620964, 827952, 1103936, 1241928, 1655904, 2207872, 2483856, 3311808, 4967712, 6623616, 9935424, 19870848]

約数ペア:

[(1, 19870848), (2, 9935424), (3, 6623616), (4, 4967712), (6, 3311808), (8, 2483856), (9, 2207872), (12, 1655904), (16, 1241928), (18, 1103936), (24, 827952), (32, 620964), (36, 551968), (47, 422784), (48, 413976), (64, 310482), (72, 275984), (94, 211392), (96, 206988), (128, 155241), (141, 140928), (144, 137992), (188, 105696), (192, 103494), (282, 70464), (288, 68996), (367, 54144), (376, 52848), (384, 51747), (423, 46976), (564, 35232), (576, 34498), (734, 27072), (752, 26424), (846, 23488), (1101, 18048), (1128, 17616), (1152, 17249), (1468, 13536), (1504, 13212), (1692, 11744), (2202, 9024), (2256, 8808), (2936, 6768), (3008, 6606), (3303, 6016), (3384, 5872), (4404, 4512)]