18527810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{9127}}^1$

素因数の和:9170

約数の個数: 32

約数和(自身を含む): 39432960

約数和(自身を除く): 20905150

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 1015, 2030, 9127, 18254, 45635, 63889, 91270, 127778, 264683, 319445, 529366, 638890, 1323415, 1852781, 2646830, 3705562, 9263905, 18527810]

約数ペア:

[(1, 18527810), (2, 9263905), (5, 3705562), (7, 2646830), (10, 1852781), (14, 1323415), (29, 638890), (35, 529366), (58, 319445), (70, 264683), (145, 127778), (203, 91270), (290, 63889), (406, 45635), (1015, 18254), (2030, 9127)]