20145940916

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{1488763}}^1$

素因数の和:1488983

約数の個数: 24

約数和(自身を含む): 37516852800

約数和(自身を除く): 17370911884

約数列:

[1, 2, 4, 17, 34, 68, 199, 398, 796, 3383, 6766, 13532, 1488763, 2977526, 5955052, 25308971, 50617942, 101235884, 296263837, 592527674, 1185055348, 5036485229, 10072970458, 20145940916]

約数ペア:

[(1, 20145940916), (2, 10072970458), (4, 5036485229), (17, 1185055348), (34, 592527674), (68, 296263837), (199, 101235884), (398, 50617942), (796, 25308971), (3383, 5955052), (6766, 2977526), (13532, 1488763)]