20717092

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{2999}}^1$

素因数の和:3171

約数の個数: 24

約数和(自身を含む): 39816000

約数和(自身を除く): 19098908

約数列:

[1, 2, 4, 11, 22, 44, 157, 314, 628, 1727, 2999, 3454, 5998, 6908, 11996, 32989, 65978, 131956, 470843, 941686, 1883372, 5179273, 10358546, 20717092]

約数ペア:

[(1, 20717092), (2, 10358546), (4, 5179273), (11, 1883372), (22, 941686), (44, 470843), (157, 131956), (314, 65978), (628, 32989), (1727, 11996), (2999, 6908), (3454, 5998)]