20644599

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{941}}^1$

素因数の和:1118

約数の個数: 16

約数和(自身を含む): 28214784

約数和(自身を除く): 7570185

約数列:

[1, 3, 71, 103, 213, 309, 941, 2823, 7313, 21939, 66811, 96923, 200433, 290769, 6881533, 20644599]

約数ペア:

[(1, 20644599), (3, 6881533), (71, 290769), (103, 200433), (213, 96923), (309, 66811), (941, 21939), (2823, 7313)]