18197504

素因数分解:

$2^{10}\times {\mathrm{13}}^1\times {\mathrm{1367}}^1$

素因数の和:1400

約数の個数: 44

約数和(自身を含む): 39204144

約数和(自身を除く): 21006640

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 832, 1024, 1367, 1664, 2734, 3328, 5468, 6656, 10936, 13312, 17771, 21872, 35542, 43744, 71084, 87488, 142168, 174976, 284336, 349952, 568672, 699904, 1137344, 1399808, 2274688, 4549376, 9098752, 18197504]

約数ペア:

[(1, 18197504), (2, 9098752), (4, 4549376), (8, 2274688), (13, 1399808), (16, 1137344), (26, 699904), (32, 568672), (52, 349952), (64, 284336), (104, 174976), (128, 142168), (208, 87488), (256, 71084), (416, 43744), (512, 35542), (832, 21872), (1024, 17771), (1367, 13312), (1664, 10936), (2734, 6656), (3328, 5468)]