20512991506

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{269}}^1\times {\mathrm{132851}}^1$

素因数の和:133170

約数の個数: 32

約数和(自身を含む): 36157000320

約数和(自身を除く): 15644008814

約数列:

[1, 2, 7, 14, 41, 82, 269, 287, 538, 574, 1883, 3766, 11029, 22058, 77203, 132851, 154406, 265702, 929957, 1859914, 5446891, 10893782, 35736919, 38128237, 71473838, 76256474, 250158433, 500316866, 1465213679, 2930427358, 10256495753, 20512991506]

約数ペア:

[(1, 20512991506), (2, 10256495753), (7, 2930427358), (14, 1465213679), (41, 500316866), (82, 250158433), (269, 76256474), (287, 71473838), (538, 38128237), (574, 35736919), (1883, 10893782), (3766, 5446891), (11029, 1859914), (22058, 929957), (77203, 265702), (132851, 154406)]