20322701

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{787}}^1$

素因数の和:849

約数の個数: 24

約数和(自身を含む): 25871616

約数和(自身を除く): 5548915

約数列:

[1, 7, 17, 31, 49, 119, 217, 527, 787, 833, 1519, 3689, 5509, 13379, 24397, 25823, 38563, 93653, 170779, 414749, 655571, 1195453, 2903243, 20322701]

約数ペア:

[(1, 20322701), (7, 2903243), (17, 1195453), (31, 655571), (49, 414749), (119, 170779), (217, 93653), (527, 38563), (787, 25823), (833, 24397), (1519, 13379), (3689, 5509)]