1285340048

素因数分解:

$2^4\times {\mathrm{3917}}^1\times {\mathrm{20509}}^1$

素因数の和:24434

約数の個数: 20

約数和(自身を含む): 2491103580

約数和(自身を除く): 1205763532

約数列:

[1, 2, 4, 8, 16, 3917, 7834, 15668, 20509, 31336, 41018, 62672, 82036, 164072, 328144, 80333753, 160667506, 321335012, 642670024, 1285340048]

約数ペア:

[(1, 1285340048), (2, 642670024), (4, 321335012), (8, 160667506), (16, 80333753), (3917, 328144), (7834, 164072), (15668, 82036), (20509, 62672), (31336, 41018)]