19293753

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1\times {\mathrm{379}}^1$

素因数の和:692

約数の個数: 16

約数和(自身を含む): 26265600

約数和(自身を除く): 6971847

約数列:

[1, 3, 71, 213, 239, 379, 717, 1137, 16969, 26909, 50907, 80727, 90581, 271743, 6431251, 19293753]

約数ペア:

[(1, 19293753), (3, 6431251), (71, 271743), (213, 90581), (239, 80727), (379, 50907), (717, 26909), (1137, 16969)]