19119915

素因数分解:

$3^3\times 5^1\times {\mathrm{141629}}^1$

素因数の和:141643

約数の個数: 16

約数和(自身を含む): 33991200

約数和(自身を除く): 14871285

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 141629, 424887, 708145, 1274661, 2124435, 3823983, 6373305, 19119915]

約数ペア:

[(1, 19119915), (3, 6373305), (5, 3823983), (9, 2124435), (15, 1274661), (27, 708145), (45, 424887), (135, 141629)]