20792241

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{467}}^1$

素因数の和:590

約数の個数: 32

約数和(自身を含む): 33022080

約数和(自身を除く): 12229839

約数列:

[1, 3, 9, 17, 27, 51, 97, 153, 291, 459, 467, 873, 1401, 1649, 2619, 4203, 4947, 7939, 12609, 14841, 23817, 44523, 45299, 71451, 135897, 214353, 407691, 770083, 1223073, 2310249, 6930747, 20792241]

約数ペア:

[(1, 20792241), (3, 6930747), (9, 2310249), (17, 1223073), (27, 770083), (51, 407691), (97, 214353), (153, 135897), (291, 71451), (459, 45299), (467, 44523), (873, 23817), (1401, 14841), (1649, 12609), (2619, 7939), (4203, 4947)]