1021939778

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{194507}}^1$

素因数の和:194617

約数の個数: 16

約数和(自身を含む): 1596521664

約数和(自身を除く): 574581886

約数列:

[1, 2, 37, 71, 74, 142, 2627, 5254, 194507, 389014, 7196759, 13809997, 14393518, 27619994, 510969889, 1021939778]

約数ペア:

[(1, 1021939778), (2, 510969889), (37, 27619994), (71, 14393518), (74, 13809997), (142, 7196759), (2627, 389014), (5254, 194507)]