20958807

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{6737}}^1$

素因数の和:6818

約数の個数: 16

約数和(自身を含む): 30078432

約数和(自身を除く): 9119625

約数列:

[1, 3, 17, 51, 61, 183, 1037, 3111, 6737, 20211, 114529, 343587, 410957, 1232871, 6986269, 20958807]

約数ペア:

[(1, 20958807), (3, 6986269), (17, 1232871), (51, 410957), (61, 343587), (183, 114529), (1037, 20211), (3111, 6737)]