18090422

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{571}}^1$

素因数の和:684

約数の個数: 32

約数和(自身を含む): 32507904

約数和(自身を除く): 14417482

約数列:

[1, 2, 7, 14, 31, 62, 73, 146, 217, 434, 511, 571, 1022, 1142, 2263, 3997, 4526, 7994, 15841, 17701, 31682, 35402, 41683, 83366, 123907, 247814, 291781, 583562, 1292173, 2584346, 9045211, 18090422]

約数ペア:

[(1, 18090422), (2, 9045211), (7, 2584346), (14, 1292173), (31, 583562), (62, 291781), (73, 247814), (146, 123907), (217, 83366), (434, 41683), (511, 35402), (571, 31682), (1022, 17701), (1142, 15841), (2263, 7994), (3997, 4526)]