20215686965

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{233}}^1\times {\mathrm{403547}}^1$

素因数の和:403828

約数の個数: 16

約数和(自身を含む): 24929581248

約数和(自身を除く): 4713894283

約数列:

[1, 5, 43, 215, 233, 1165, 10019, 50095, 403547, 2017735, 17352521, 86762605, 94026451, 470132255, 4043137393, 20215686965]

約数ペア:

[(1, 20215686965), (5, 4043137393), (43, 470132255), (215, 94026451), (233, 86762605), (1165, 17352521), (10019, 2017735), (50095, 403547)]