20744067

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{439}}^1\times {\mathrm{829}}^1$

素因数の和:1290

約数の個数: 16

約数和(自身を含む): 29216000

約数和(自身を除く): 8471933

約数列:

[1, 3, 19, 57, 439, 829, 1317, 2487, 8341, 15751, 25023, 47253, 363931, 1091793, 6914689, 20744067]

約数ペア:

[(1, 20744067), (3, 6914689), (19, 1091793), (57, 363931), (439, 47253), (829, 25023), (1317, 15751), (2487, 8341)]