18908928

素因数分解:

$2^8\times 3^2\times {\mathrm{29}}^1\times {\mathrm{283}}^1$

素因数の和:334

約数の個数: 108

約数和(自身を含む): 56598360

約数和(自身を除く): 37689432

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 32, 36, 48, 58, 64, 72, 87, 96, 116, 128, 144, 174, 192, 232, 256, 261, 283, 288, 348, 384, 464, 522, 566, 576, 696, 768, 849, 928, 1044, 1132, 1152, 1392, 1698, 1856, 2088, 2264, 2304, 2547, 2784, 3396, 3712, 4176, 4528, 5094, 5568, 6792, 7424, 8207, 8352, 9056, 10188, 11136, 13584, 16414, 16704, 18112, 20376, 22272, 24621, 27168, 32828, 33408, 36224, 40752, 49242, 54336, 65656, 66816, 72448, 73863, 81504, 98484, 108672, 131312, 147726, 163008, 196968, 217344, 262624, 295452, 326016, 393936, 525248, 590904, 652032, 787872, 1050496, 1181808, 1575744, 2100992, 2363616, 3151488, 4727232, 6302976, 9454464, 18908928]

約数ペア:

[(1, 18908928), (2, 9454464), (3, 6302976), (4, 4727232), (6, 3151488), (8, 2363616), (9, 2100992), (12, 1575744), (16, 1181808), (18, 1050496), (24, 787872), (29, 652032), (32, 590904), (36, 525248), (48, 393936), (58, 326016), (64, 295452), (72, 262624), (87, 217344), (96, 196968), (116, 163008), (128, 147726), (144, 131312), (174, 108672), (192, 98484), (232, 81504), (256, 73863), (261, 72448), (283, 66816), (288, 65656), (348, 54336), (384, 49242), (464, 40752), (522, 36224), (566, 33408), (576, 32828), (696, 27168), (768, 24621), (849, 22272), (928, 20376), (1044, 18112), (1132, 16704), (1152, 16414), (1392, 13584), (1698, 11136), (1856, 10188), (2088, 9056), (2264, 8352), (2304, 8207), (2547, 7424), (2784, 6792), (3396, 5568), (3712, 5094), (4176, 4528)]