20001455908

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{17422871}}^1$

素因数の和:17422923

約数の個数: 24

約数和(自身を含む): 40978594944

約数和(自身を除く): 20977139036

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 17422871, 34845742, 69691484, 121960097, 243920194, 487840388, 714337711, 1428675422, 2857350844, 5000363977, 10000727954, 20001455908]

約数ペア:

[(1, 20001455908), (2, 10000727954), (4, 5000363977), (7, 2857350844), (14, 1428675422), (28, 714337711), (41, 487840388), (82, 243920194), (164, 121960097), (287, 69691484), (574, 34845742), (1148, 17422871)]