1999822979

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1366933}}^1$

素因数の和:1366970

約数の個数: 16

約数和(自身を含む): 2624513280

約数和(自身を除く): 624690301

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 1366933, 9568531, 15036263, 25971727, 105253841, 181802089, 285688997, 1999822979]

約数ペア:

[(1, 1999822979), (7, 285688997), (11, 181802089), (19, 105253841), (77, 25971727), (133, 15036263), (209, 9568531), (1463, 1366933)]