20218682874

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{5515189}}^1$

素因数の和:5515254

約数の個数: 32

約数和(自身を含む): 44474492160

約数和(自身を除く): 24255809286

約数列:

[1, 2, 3, 6, 13, 26, 39, 47, 78, 94, 141, 282, 611, 1222, 1833, 3666, 5515189, 11030378, 16545567, 33091134, 71697457, 143394914, 215092371, 259213883, 430184742, 518427766, 777641649, 1555283298, 3369780479, 6739560958, 10109341437, 20218682874]

約数ペア:

[(1, 20218682874), (2, 10109341437), (3, 6739560958), (6, 3369780479), (13, 1555283298), (26, 777641649), (39, 518427766), (47, 430184742), (78, 259213883), (94, 215092371), (141, 143394914), (282, 71697457), (611, 33091134), (1222, 16545567), (1833, 11030378), (3666, 5515189)]