20145566

素因数分解:

$2^1\times 7^2\times {\mathrm{199}}^1\times {\mathrm{1033}}^1$

素因数の和:1248

約数の個数: 24

約数和(自身を含む): 35362800

約数和(自身を除く): 15217234

約数列:

[1, 2, 7, 14, 49, 98, 199, 398, 1033, 1393, 2066, 2786, 7231, 9751, 14462, 19502, 50617, 101234, 205567, 411134, 1438969, 2877938, 10072783, 20145566]

約数ペア:

[(1, 20145566), (2, 10072783), (7, 2877938), (14, 1438969), (49, 411134), (98, 205567), (199, 101234), (398, 50617), (1033, 19502), (1393, 14462), (2066, 9751), (2786, 7231)]