20156164939

素因数分解:

${\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1\times {\mathrm{79691}}^1$

素因数の和:79962

約数の個数: 16

約数和(自身を含む): 21421209600

約数和(自身を除く): 1265044661

約数列:

[1, 31, 41, 199, 1271, 6169, 8159, 79691, 252929, 2470421, 3267331, 15858509, 101287261, 491613779, 650198869, 20156164939]

約数ペア:

[(1, 20156164939), (31, 650198869), (41, 491613779), (199, 101287261), (1271, 15858509), (6169, 3267331), (8159, 2470421), (79691, 252929)]