18747232

素因数分解:

$2^5\times 7^1\times {\mathrm{127}}^1\times {\mathrm{659}}^1$

素因数の和:803

約数の個数: 48

約数和(自身を含む): 42577920

約数和(自身を除く): 23830688

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 127, 224, 254, 508, 659, 889, 1016, 1318, 1778, 2032, 2636, 3556, 4064, 4613, 5272, 7112, 9226, 10544, 14224, 18452, 21088, 28448, 36904, 73808, 83693, 147616, 167386, 334772, 585851, 669544, 1171702, 1339088, 2343404, 2678176, 4686808, 9373616, 18747232]

約数ペア:

[(1, 18747232), (2, 9373616), (4, 4686808), (7, 2678176), (8, 2343404), (14, 1339088), (16, 1171702), (28, 669544), (32, 585851), (56, 334772), (112, 167386), (127, 147616), (224, 83693), (254, 73808), (508, 36904), (659, 28448), (889, 21088), (1016, 18452), (1318, 14224), (1778, 10544), (2032, 9226), (2636, 7112), (3556, 5272), (4064, 4613)]