18980352

素因数分解:

$2^9\times 3^3\times {\mathrm{1373}}^1$

素因数の和:1400

約数の個数: 80

約数和(自身を含む): 56224080

約数和(自身を除く): 37243728

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 128, 144, 192, 216, 256, 288, 384, 432, 512, 576, 768, 864, 1152, 1373, 1536, 1728, 2304, 2746, 3456, 4119, 4608, 5492, 6912, 8238, 10984, 12357, 13824, 16476, 21968, 24714, 32952, 37071, 43936, 49428, 65904, 74142, 87872, 98856, 131808, 148284, 175744, 197712, 263616, 296568, 351488, 395424, 527232, 593136, 702976, 790848, 1054464, 1186272, 1581696, 2108928, 2372544, 3163392, 4745088, 6326784, 9490176, 18980352]

約数ペア:

[(1, 18980352), (2, 9490176), (3, 6326784), (4, 4745088), (6, 3163392), (8, 2372544), (9, 2108928), (12, 1581696), (16, 1186272), (18, 1054464), (24, 790848), (27, 702976), (32, 593136), (36, 527232), (48, 395424), (54, 351488), (64, 296568), (72, 263616), (96, 197712), (108, 175744), (128, 148284), (144, 131808), (192, 98856), (216, 87872), (256, 74142), (288, 65904), (384, 49428), (432, 43936), (512, 37071), (576, 32952), (768, 24714), (864, 21968), (1152, 16476), (1373, 13824), (1536, 12357), (1728, 10984), (2304, 8238), (2746, 6912), (3456, 5492), (4119, 4608)]