18630549

素因数分解:

$3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{4051}}^1$

素因数の和:4137

約数の個数: 24

約数和(自身を含む): 31184192

約数和(自身を除く): 12553643

約数列:

[1, 3, 7, 9, 21, 63, 73, 219, 511, 657, 1533, 4051, 4599, 12153, 28357, 36459, 85071, 255213, 295723, 887169, 2070061, 2661507, 6210183, 18630549]

約数ペア:

[(1, 18630549), (3, 6210183), (7, 2661507), (9, 2070061), (21, 887169), (63, 295723), (73, 255213), (219, 85071), (511, 36459), (657, 28357), (1533, 12153), (4051, 4599)]