19068129

素因数分解:

$3^4\times {\mathrm{151}}^1\times {\mathrm{1559}}^1$

素因数の和:1722

約数の個数: 20

約数和(自身を含む): 28691520

約数和(自身を除く): 9623391

約数列:

[1, 3, 9, 27, 81, 151, 453, 1359, 1559, 4077, 4677, 12231, 14031, 42093, 126279, 235409, 706227, 2118681, 6356043, 19068129]

約数ペア:

[(1, 19068129), (3, 6356043), (9, 2118681), (27, 706227), (81, 235409), (151, 126279), (453, 42093), (1359, 14031), (1559, 12231), (4077, 4677)]