19735508

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{3547}}^1$

素因数の和:3671

約数の個数: 24

約数和(自身を含む): 37552032

約数和(自身を除く): 17816524

約数列:

[1, 2, 4, 13, 26, 52, 107, 214, 428, 1391, 2782, 3547, 5564, 7094, 14188, 46111, 92222, 184444, 379529, 759058, 1518116, 4933877, 9867754, 19735508]

約数ペア:

[(1, 19735508), (2, 9867754), (4, 4933877), (13, 1518116), (26, 759058), (52, 379529), (107, 184444), (214, 92222), (428, 46111), (1391, 14188), (2782, 7094), (3547, 5564)]