19799866

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{467}}^1$

素因数の和:558

約数の個数: 32

約数和(自身を含む): 33359040

約数和(自身を除く): 13559174

約数列:

[1, 2, 17, 29, 34, 43, 58, 86, 467, 493, 731, 934, 986, 1247, 1462, 2494, 7939, 13543, 15878, 20081, 21199, 27086, 40162, 42398, 230231, 341377, 460462, 582349, 682754, 1164698, 9899933, 19799866]

約数ペア:

[(1, 19799866), (2, 9899933), (17, 1164698), (29, 682754), (34, 582349), (43, 460462), (58, 341377), (86, 230231), (467, 42398), (493, 40162), (731, 27086), (934, 21199), (986, 20081), (1247, 15878), (1462, 13543), (2494, 7939)]