18884907

素因数分解:

$3^4\times {\mathrm{53}}^2\times {\mathrm{83}}^1$

素因数の和:201

約数の個数: 30

約数和(自身を含む): 29099532

約数和(自身を除く): 10214625

約数列:

[1, 3, 9, 27, 53, 81, 83, 159, 249, 477, 747, 1431, 2241, 2809, 4293, 4399, 6723, 8427, 13197, 25281, 39591, 75843, 118773, 227529, 233147, 356319, 699441, 2098323, 6294969, 18884907]

約数ペア:

[(1, 18884907), (3, 6294969), (9, 2098323), (27, 699441), (53, 356319), (81, 233147), (83, 227529), (159, 118773), (249, 75843), (477, 39591), (747, 25281), (1431, 13197), (2241, 8427), (2809, 6723), (4293, 4399)]