19423455

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{27551}}^1$

素因数の和:27606

約数の個数: 16

約数和(自身を含む): 31739904

約数和(自身を除く): 12316449

約数列:

[1, 3, 5, 15, 47, 141, 235, 705, 27551, 82653, 137755, 413265, 1294897, 3884691, 6474485, 19423455]

約数ペア:

[(1, 19423455), (3, 6474485), (5, 3884691), (15, 1294897), (47, 413265), (141, 137755), (235, 82653), (705, 27551)]