20156987206

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{659}}^1\times {\mathrm{3863}}^1$

素因数の和:4668

約数の個数: 32

約数和(自身を含む): 31398554880

約数和(自身を除く): 11241567674

約数列:

[1, 2, 37, 74, 107, 214, 659, 1318, 3863, 3959, 7726, 7918, 24383, 48766, 70513, 141026, 142931, 285862, 413341, 826682, 2545717, 2608981, 5091434, 5217962, 15293617, 30587234, 94191529, 188383058, 272391719, 544783438, 10078493603, 20156987206]

約数ペア:

[(1, 20156987206), (2, 10078493603), (37, 544783438), (74, 272391719), (107, 188383058), (214, 94191529), (659, 30587234), (1318, 15293617), (3863, 5217962), (3959, 5091434), (7726, 2608981), (7918, 2545717), (24383, 826682), (48766, 413341), (70513, 285862), (141026, 142931)]