20387029

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{3181}}^1$

素因数の和:3240

約数の個数: 16

約数和(自身を含む): 24055920

約数和(自身を除く): 3668891

約数列:

[1, 13, 17, 29, 221, 377, 493, 3181, 6409, 41353, 54077, 92249, 703001, 1199237, 1568233, 20387029]

約数ペア:

[(1, 20387029), (13, 1568233), (17, 1199237), (29, 703001), (221, 92249), (377, 54077), (493, 41353), (3181, 6409)]