2000807721

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{1837289}}^1$

素因数の和:1837317

約数の個数: 18

約数和(自身を含む): 3176674410

約数和(自身を除く): 1175866689

約数列:

[1, 3, 9, 11, 33, 99, 121, 363, 1089, 1837289, 5511867, 16535601, 20210179, 60630537, 181891611, 222311969, 666935907, 2000807721]

約数ペア:

[(1, 2000807721), (3, 666935907), (9, 222311969), (11, 181891611), (33, 60630537), (99, 20210179), (121, 16535601), (363, 5511867), (1089, 1837289)]