20372220464

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{433}}^1\times {\mathrm{43889}}^1$

素因数の和:44397

約数の個数: 40

約数和(自身を含む): 40153732080

約数和(自身を除く): 19781511616

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 433, 536, 866, 1072, 1732, 3464, 6928, 29011, 43889, 58022, 87778, 116044, 175556, 232088, 351112, 464176, 702224, 2940563, 5881126, 11762252, 19003937, 23524504, 38007874, 47049008, 76015748, 152031496, 304062992, 1273263779, 2546527558, 5093055116, 10186110232, 20372220464]

約数ペア:

[(1, 20372220464), (2, 10186110232), (4, 5093055116), (8, 2546527558), (16, 1273263779), (67, 304062992), (134, 152031496), (268, 76015748), (433, 47049008), (536, 38007874), (866, 23524504), (1072, 19003937), (1732, 11762252), (3464, 5881126), (6928, 2940563), (29011, 702224), (43889, 464176), (58022, 351112), (87778, 232088), (116044, 175556)]