20157961534

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{151}}^1\times {\mathrm{480203}}^1$

素因数の和:480495

約数の個数: 16

約数和(自身を含む): 30656223360

約数和(自身を除く): 10498261826

約数列:

[1, 2, 139, 151, 278, 302, 20989, 41978, 480203, 960406, 66748217, 72510653, 133496434, 145021306, 10078980767, 20157961534]

約数ペア:

[(1, 20157961534), (2, 10078980767), (139, 145021306), (151, 133496434), (278, 72510653), (302, 66748217), (20989, 960406), (41978, 480203)]