20488009

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{859}}^1$

素因数の和:960

約数の個数: 16

約数和(自身を含む): 23034240

約数和(自身を除く): 2546231

約数列:

[1, 17, 23, 61, 391, 859, 1037, 1403, 14603, 19757, 23851, 52399, 335869, 890783, 1205177, 20488009]

約数ペア:

[(1, 20488009), (17, 1205177), (23, 890783), (61, 335869), (391, 52399), (859, 23851), (1037, 19757), (1403, 14603)]