19729788

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{126473}}^1$

素因数の和:126493

約数の個数: 24

約数和(自身を含む): 49577808

約数和(自身を除く): 29848020

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 126473, 252946, 379419, 505892, 758838, 1517676, 1644149, 3288298, 4932447, 6576596, 9864894, 19729788]

約数ペア:

[(1, 19729788), (2, 9864894), (3, 6576596), (4, 4932447), (6, 3288298), (12, 1644149), (13, 1517676), (26, 758838), (39, 505892), (52, 379419), (78, 252946), (156, 126473)]