20828886

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{267037}}^1$

素因数の和:267055

約数の個数: 16

約数和(自身を含む): 44862384

約数和(自身を除く): 24033498

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 267037, 534074, 801111, 1602222, 3471481, 6942962, 10414443, 20828886]

約数ペア:

[(1, 20828886), (2, 10414443), (3, 6942962), (6, 3471481), (13, 1602222), (26, 801111), (39, 534074), (78, 267037)]