19858641

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{227}}^1\times {\mathrm{241}}^1$

素因数の和:493

約数の個数: 24

約数和(自身を含む): 29353632

約数和(自身を除く): 9494991

約数列:

[1, 3, 11, 33, 121, 227, 241, 363, 681, 723, 2497, 2651, 7491, 7953, 27467, 29161, 54707, 82401, 87483, 164121, 601777, 1805331, 6619547, 19858641]

約数ペア:

[(1, 19858641), (3, 6619547), (11, 1805331), (33, 601777), (121, 164121), (227, 87483), (241, 82401), (363, 54707), (681, 29161), (723, 27467), (2497, 7953), (2651, 7491)]