19203495

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{27239}}^1$

素因数の和:27294

約数の個数: 16

約数和(自身を含む): 31380480

約数和(自身を除く): 12176985

約数列:

[1, 3, 5, 15, 47, 141, 235, 705, 27239, 81717, 136195, 408585, 1280233, 3840699, 6401165, 19203495]

約数ペア:

[(1, 19203495), (3, 6401165), (5, 3840699), (15, 1280233), (47, 408585), (141, 136195), (235, 81717), (705, 27239)]