20320202

素因数分解:

$2^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{12197}}^1$

素因数の和:12230

約数の個数: 24

約数和(自身を含む): 37545444

約数和(自身を除く): 17225242

約数列:

[1, 2, 7, 14, 17, 34, 49, 98, 119, 238, 833, 1666, 12197, 24394, 85379, 170758, 207349, 414698, 597653, 1195306, 1451443, 2902886, 10160101, 20320202]

約数ペア:

[(1, 20320202), (2, 10160101), (7, 2902886), (14, 1451443), (17, 1195306), (34, 597653), (49, 414698), (98, 207349), (119, 170758), (238, 85379), (833, 24394), (1666, 12197)]