20875461129

素因数分解:

$3^3\times {\mathrm{727}}^1\times {\mathrm{1063501}}^1$

素因数の和:1064237

約数の個数: 16

約数和(自身を含む): 30969178240

約数和(自身を除く): 10093717111

約数列:

[1, 3, 9, 27, 727, 2181, 6543, 19629, 1063501, 3190503, 9571509, 28714527, 773165227, 2319495681, 6958487043, 20875461129]

約数ペア:

[(1, 20875461129), (3, 6958487043), (9, 2319495681), (27, 773165227), (727, 28714527), (2181, 9571509), (6543, 3190503), (19629, 1063501)]