18118112

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{239}}^1$

素因数の和:375

約数の個数: 48

約数和(自身を含む): 37739520

約数和(自身を除く): 19621408

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 92, 103, 184, 206, 239, 368, 412, 478, 736, 824, 956, 1648, 1912, 2369, 3296, 3824, 4738, 5497, 7648, 9476, 10994, 18952, 21988, 24617, 37904, 43976, 49234, 75808, 87952, 98468, 175904, 196936, 393872, 566191, 787744, 1132382, 2264764, 4529528, 9059056, 18118112]

約数ペア:

[(1, 18118112), (2, 9059056), (4, 4529528), (8, 2264764), (16, 1132382), (23, 787744), (32, 566191), (46, 393872), (92, 196936), (103, 175904), (184, 98468), (206, 87952), (239, 75808), (368, 49234), (412, 43976), (478, 37904), (736, 24617), (824, 21988), (956, 18952), (1648, 10994), (1912, 9476), (2369, 7648), (3296, 5497), (3824, 4738)]