20006578881

素因数分解:

$3^4\times {\mathrm{2707}}^1\times {\mathrm{91243}}^1$

素因数の和:93962

約数の個数: 20

約数和(自身を含む): 29897738992

約数和(自身を除く): 9891160111

約数列:

[1, 3, 9, 27, 81, 2707, 8121, 24363, 73089, 91243, 219267, 273729, 821187, 2463561, 7390683, 246994801, 740984403, 2222953209, 6668859627, 20006578881]

約数ペア:

[(1, 20006578881), (3, 6668859627), (9, 2222953209), (27, 740984403), (81, 246994801), (2707, 7390683), (8121, 2463561), (24363, 821187), (73089, 273729), (91243, 219267)]