20207796477

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1\times {\mathrm{64303}}^1$

素因数の和:64513

約数の個数: 32

約数和(自身を含む): 30001674240

約数和(自身を除く): 9793877763

約数列:

[1, 3, 11, 33, 89, 107, 267, 321, 979, 1177, 2937, 3531, 9523, 28569, 64303, 104753, 192909, 314259, 707333, 2121999, 5722967, 6880421, 17168901, 20641263, 62952637, 75684631, 188857911, 227053893, 612357469, 1837072407, 6735932159, 20207796477]

約数ペア:

[(1, 20207796477), (3, 6735932159), (11, 1837072407), (33, 612357469), (89, 227053893), (107, 188857911), (267, 75684631), (321, 62952637), (979, 20641263), (1177, 17168901), (2937, 6880421), (3531, 5722967), (9523, 2121999), (28569, 707333), (64303, 314259), (104753, 192909)]