19404438

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{75211}}^1$

素因数の和:75259

約数の個数: 16

約数和(自身を含む): 39711936

約数和(自身を除く): 20307498

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 75211, 150422, 225633, 451266, 3234073, 6468146, 9702219, 19404438]

約数ペア:

[(1, 19404438), (2, 9702219), (3, 6468146), (6, 3234073), (43, 451266), (86, 225633), (129, 150422), (258, 75211)]