20802516476

素因数分解:

$2^2\times 7^1\times {\mathrm{13577}}^1\times {\mathrm{54721}}^1$

素因数の和:68309

約数の個数: 24

約数和(自身を含む): 41608857696

約数和(自身を除く): 20806341220

約数列:

[1, 2, 4, 7, 14, 28, 13577, 27154, 54308, 54721, 95039, 109442, 190078, 218884, 380156, 383047, 766094, 1532188, 742947017, 1485894034, 2971788068, 5200629119, 10401258238, 20802516476]

約数ペア:

[(1, 20802516476), (2, 10401258238), (4, 5200629119), (7, 2971788068), (14, 1485894034), (28, 742947017), (13577, 1532188), (27154, 766094), (54308, 383047), (54721, 380156), (95039, 218884), (109442, 190078)]