20767523

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{233}}^1$

素因数の和:371

約数の個数: 24

約数和(自身を含む): 25929072

約数和(自身を除く): 5161549

約数列:

[1, 7, 17, 49, 107, 119, 233, 749, 833, 1631, 1819, 3961, 5243, 11417, 12733, 24931, 27727, 89131, 174517, 194089, 423827, 1221619, 2966789, 20767523]

約数ペア:

[(1, 20767523), (7, 2966789), (17, 1221619), (49, 423827), (107, 194089), (119, 174517), (233, 89131), (749, 27727), (833, 24931), (1631, 12733), (1819, 11417), (3961, 5243)]