18503744

素因数分解:

$2^6\times 7^1\times {\mathrm{103}}^1\times {\mathrm{401}}^1$

素因数の和:523

約数の個数: 56

約数和(自身を含む): 42476928

約数和(自身を除く): 23973184

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 103, 112, 206, 224, 401, 412, 448, 721, 802, 824, 1442, 1604, 1648, 2807, 2884, 3208, 3296, 5614, 5768, 6416, 6592, 11228, 11536, 12832, 22456, 23072, 25664, 41303, 44912, 46144, 82606, 89824, 165212, 179648, 289121, 330424, 578242, 660848, 1156484, 1321696, 2312968, 2643392, 4625936, 9251872, 18503744]

約数ペア:

[(1, 18503744), (2, 9251872), (4, 4625936), (7, 2643392), (8, 2312968), (14, 1321696), (16, 1156484), (28, 660848), (32, 578242), (56, 330424), (64, 289121), (103, 179648), (112, 165212), (206, 89824), (224, 82606), (401, 46144), (412, 44912), (448, 41303), (721, 25664), (802, 23072), (824, 22456), (1442, 12832), (1604, 11536), (1648, 11228), (2807, 6592), (2884, 6416), (3208, 5768), (3296, 5614)]