20699692

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{12841}}^1$

素因数の和:12889

約数の個数: 24

約数和(自身を含む): 40272512

約数和(自身を除く): 19572820

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 1612, 12841, 25682, 51364, 166933, 333866, 398071, 667732, 796142, 1592284, 5174923, 10349846, 20699692]

約数ペア:

[(1, 20699692), (2, 10349846), (4, 5174923), (13, 1592284), (26, 796142), (31, 667732), (52, 398071), (62, 333866), (124, 166933), (403, 51364), (806, 25682), (1612, 12841)]