18163712

素因数分解:

$2^{11}\times 7^2\times {\mathrm{181}}^1$

素因数の和:217

約数の個数: 72

約数和(自身を含む): 42481530

約数和(自身を除く): 24317818

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 181, 196, 224, 256, 362, 392, 448, 512, 724, 784, 896, 1024, 1267, 1448, 1568, 1792, 2048, 2534, 2896, 3136, 3584, 5068, 5792, 6272, 7168, 8869, 10136, 11584, 12544, 14336, 17738, 20272, 23168, 25088, 35476, 40544, 46336, 50176, 70952, 81088, 92672, 100352, 141904, 162176, 185344, 283808, 324352, 370688, 567616, 648704, 1135232, 1297408, 2270464, 2594816, 4540928, 9081856, 18163712]

約数ペア:

[(1, 18163712), (2, 9081856), (4, 4540928), (7, 2594816), (8, 2270464), (14, 1297408), (16, 1135232), (28, 648704), (32, 567616), (49, 370688), (56, 324352), (64, 283808), (98, 185344), (112, 162176), (128, 141904), (181, 100352), (196, 92672), (224, 81088), (256, 70952), (362, 50176), (392, 46336), (448, 40544), (512, 35476), (724, 25088), (784, 23168), (896, 20272), (1024, 17738), (1267, 14336), (1448, 12544), (1568, 11584), (1792, 10136), (2048, 8869), (2534, 7168), (2896, 6272), (3136, 5792), (3584, 5068)]