19768959

素因数分解:

$3^2\times 7^1\times {\mathrm{167}}^1\times {\mathrm{1879}}^1$

素因数の和:2059

約数の個数: 24

約数和(自身を含む): 32847360

約数和(自身を除く): 13078401

約数列:

[1, 3, 7, 9, 21, 63, 167, 501, 1169, 1503, 1879, 3507, 5637, 10521, 13153, 16911, 39459, 118377, 313793, 941379, 2196551, 2824137, 6589653, 19768959]

約数ペア:

[(1, 19768959), (3, 6589653), (7, 2824137), (9, 2196551), (21, 941379), (63, 313793), (167, 118377), (501, 39459), (1169, 16911), (1503, 13153), (1879, 10521), (3507, 5637)]