20335659

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{449}}^1\times {\mathrm{487}}^1$

素因数の和:970

約数の個数: 16

約数和(自身を含む): 28108800

約数和(自身を除く): 7773141

約数列:

[1, 3, 31, 93, 449, 487, 1347, 1461, 13919, 15097, 41757, 45291, 218663, 655989, 6778553, 20335659]

約数ペア:

[(1, 20335659), (3, 6778553), (31, 655989), (93, 218663), (449, 45291), (487, 41757), (1347, 15097), (1461, 13919)]