20845425

素因数分解:

$3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{6779}}^1$

素因数の和:6833

約数の個数: 24

約数和(自身を含む): 35310240

約数和(自身を除く): 14464815

約数列:

[1, 3, 5, 15, 25, 41, 75, 123, 205, 615, 1025, 3075, 6779, 20337, 33895, 101685, 169475, 277939, 508425, 833817, 1389695, 4169085, 6948475, 20845425]

約数ペア:

[(1, 20845425), (3, 6948475), (5, 4169085), (15, 1389695), (25, 833817), (41, 508425), (75, 277939), (123, 169475), (205, 101685), (615, 33895), (1025, 20337), (3075, 6779)]