20160885

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{28597}}^1$

素因数の和:28652

約数の個数: 16

約数和(自身を含む): 32944896

約数和(自身を除く): 12784011

約数列:

[1, 3, 5, 15, 47, 141, 235, 705, 28597, 85791, 142985, 428955, 1344059, 4032177, 6720295, 20160885]

約数ペア:

[(1, 20160885), (3, 6720295), (5, 4032177), (15, 1344059), (47, 428955), (141, 142985), (235, 85791), (705, 28597)]