20197802047

素因数分解:

${\mathrm{19}}^1\times {\mathrm{313}}^1\times {\mathrm{1699}}^1\times {\mathrm{1999}}^1$

素因数の和:4030

約数の個数: 16

約数和(自身を含む): 21352000000

約数和(自身を除く): 1154197953

約数列:

[1, 19, 313, 1699, 1999, 5947, 32281, 37981, 531787, 625687, 3396301, 10103953, 11888053, 64529719, 1063042213, 20197802047]

約数ペア:

[(1, 20197802047), (19, 1063042213), (313, 64529719), (1699, 11888053), (1999, 10103953), (5947, 3396301), (32281, 625687), (37981, 531787)]