20603136

素因数分解:

$2^8\times 3^1\times {\mathrm{139}}^1\times {\mathrm{193}}^1$

素因数の和:351

約数の個数: 72

約数和(自身を含む): 55515040

約数和(自身を除く): 34911904

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 139, 192, 193, 256, 278, 384, 386, 417, 556, 579, 768, 772, 834, 1112, 1158, 1544, 1668, 2224, 2316, 3088, 3336, 4448, 4632, 6176, 6672, 8896, 9264, 12352, 13344, 17792, 18528, 24704, 26688, 26827, 35584, 37056, 49408, 53376, 53654, 74112, 80481, 106752, 107308, 148224, 160962, 214616, 321924, 429232, 643848, 858464, 1287696, 1716928, 2575392, 3433856, 5150784, 6867712, 10301568, 20603136]

約数ペア:

[(1, 20603136), (2, 10301568), (3, 6867712), (4, 5150784), (6, 3433856), (8, 2575392), (12, 1716928), (16, 1287696), (24, 858464), (32, 643848), (48, 429232), (64, 321924), (96, 214616), (128, 160962), (139, 148224), (192, 107308), (193, 106752), (256, 80481), (278, 74112), (384, 53654), (386, 53376), (417, 49408), (556, 37056), (579, 35584), (768, 26827), (772, 26688), (834, 24704), (1112, 18528), (1158, 17792), (1544, 13344), (1668, 12352), (2224, 9264), (2316, 8896), (3088, 6672), (3336, 6176), (4448, 4632)]