20549427

素因数分解:

$3^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1\times {\mathrm{911}}^1$

素因数の和:1090

約数の個数: 16

約数和(自身を含む): 28075008

約数和(自身を除く): 7525581

約数列:

[1, 3, 73, 103, 219, 309, 911, 2733, 7519, 22557, 66503, 93833, 199509, 281499, 6849809, 20549427]

約数ペア:

[(1, 20549427), (3, 6849809), (73, 281499), (103, 199509), (219, 93833), (309, 66503), (911, 22557), (2733, 7519)]