19140219

素因数分解:

$3^4\times 7^1\times {\mathrm{33757}}^1$

素因数の和:33776

約数の個数: 20

約数和(自身を含む): 32677744

約数和(自身を除く): 13537525

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 33757, 101271, 236299, 303813, 708897, 911439, 2126691, 2734317, 6380073, 19140219]

約数ペア:

[(1, 19140219), (3, 6380073), (7, 2734317), (9, 2126691), (21, 911439), (27, 708897), (63, 303813), (81, 236299), (189, 101271), (567, 33757)]