20090253

素因数分解:

$3^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{823}}^1$

素因数の和:1008

約数の個数: 16

約数和(自身を含む): 27422720

約数和(自身を除く): 7332467

約数列:

[1, 3, 79, 103, 237, 309, 823, 2469, 8137, 24411, 65017, 84769, 195051, 254307, 6696751, 20090253]

約数ペア:

[(1, 20090253), (3, 6696751), (79, 254307), (103, 195051), (237, 84769), (309, 65017), (823, 24411), (2469, 8137)]