20774418

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{11503}}^1$

素因数の和:11558

約数の個数: 32

約数和(自身を含む): 48592896

約数和(自身を除く): 27818478

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 43, 86, 129, 258, 301, 602, 903, 1806, 11503, 23006, 34509, 69018, 80521, 161042, 241563, 483126, 494629, 989258, 1483887, 2967774, 3462403, 6924806, 10387209, 20774418]

約数ペア:

[(1, 20774418), (2, 10387209), (3, 6924806), (6, 3462403), (7, 2967774), (14, 1483887), (21, 989258), (42, 494629), (43, 483126), (86, 241563), (129, 161042), (258, 80521), (301, 69018), (602, 34509), (903, 23006), (1806, 11503)]