18539556

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{220709}}^1$

素因数の和:220723

約数の個数: 24

約数和(自身を含む): 49439040

約数和(自身を除く): 30899484

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 220709, 441418, 662127, 882836, 1324254, 1544963, 2648508, 3089926, 4634889, 6179852, 9269778, 18539556]

約数ペア:

[(1, 18539556), (2, 9269778), (3, 6179852), (4, 4634889), (6, 3089926), (7, 2648508), (12, 1544963), (14, 1324254), (21, 882836), (28, 662127), (42, 441418), (84, 220709)]