20445441

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{503}}^1\times {\mathrm{797}}^1$

素因数の和:1320

約数の個数: 16

約数和(自身を含む): 28957824

約数和(自身を除く): 8512383

約数列:

[1, 3, 17, 51, 503, 797, 1509, 2391, 8551, 13549, 25653, 40647, 400891, 1202673, 6815147, 20445441]

約数ペア:

[(1, 20445441), (3, 6815147), (17, 1202673), (51, 400891), (503, 40647), (797, 25653), (1509, 13549), (2391, 8551)]