20691964

素因数分解:

$2^2\times {\mathrm{29}}^2\times {\mathrm{6151}}^1$

素因数の和:6213

約数の個数: 18

約数和(自身を含む): 37508744

約数和(自身を除く): 16816780

約数列:

[1, 2, 4, 29, 58, 116, 841, 1682, 3364, 6151, 12302, 24604, 178379, 356758, 713516, 5172991, 10345982, 20691964]

約数ペア:

[(1, 20691964), (2, 10345982), (4, 5172991), (29, 713516), (58, 356758), (116, 178379), (841, 24604), (1682, 12302), (3364, 6151)]