20154729772

素因数分解:

$2^2\times {\mathrm{443}}^1\times {\mathrm{887}}^1\times {\mathrm{12823}}^1$

素因数の和:14157

約数の個数: 24

約数和(自身を含む): 35393008896

約数和(自身を除く): 15238279124

約数列:

[1, 2, 4, 443, 886, 887, 1772, 1774, 3548, 12823, 25646, 51292, 392941, 785882, 1571764, 5680589, 11361178, 11374001, 22722356, 22748002, 45496004, 5038682443, 10077364886, 20154729772]

約数ペア:

[(1, 20154729772), (2, 10077364886), (4, 5038682443), (443, 45496004), (886, 22748002), (887, 22722356), (1772, 11374001), (1774, 11361178), (3548, 5680589), (12823, 1571764), (25646, 785882), (51292, 392941)]