20185751553

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{1303}}^1\times {\mathrm{42677}}^1$

素因数の和:44005

約数の個数: 24

約数和(自身を含む): 29606923584

約数和(自身を除く): 9421172031

約数列:

[1, 3, 11, 33, 121, 363, 1303, 3909, 14333, 42677, 42999, 128031, 157663, 469447, 472989, 1408341, 5163917, 15491751, 55608131, 166824393, 611689441, 1835068323, 6728583851, 20185751553]

約数ペア:

[(1, 20185751553), (3, 6728583851), (11, 1835068323), (33, 611689441), (121, 166824393), (363, 55608131), (1303, 15491751), (3909, 5163917), (14333, 1408341), (42677, 472989), (42999, 469447), (128031, 157663)]