20494588

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{7351}}^1$

素因数の和:7413

約数の個数: 24

約数和(自身を含む): 38906784

約数和(自身を除く): 18412196

約数列:

[1, 2, 4, 17, 34, 41, 68, 82, 164, 697, 1394, 2788, 7351, 14702, 29404, 124967, 249934, 301391, 499868, 602782, 1205564, 5123647, 10247294, 20494588]

約数ペア:

[(1, 20494588), (2, 10247294), (4, 5123647), (17, 1205564), (34, 602782), (41, 499868), (68, 301391), (82, 249934), (164, 124967), (697, 29404), (1394, 14702), (2788, 7351)]