2009188839

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{51913}}^1$

素因数の和:52039

約数の個数: 32

約数和(自身を含む): 3256046080

約数和(自身を除く): 1246857241

約数列:

[1, 3, 7, 19, 21, 57, 97, 133, 291, 399, 679, 1843, 2037, 5529, 12901, 38703, 51913, 155739, 363391, 986347, 1090173, 2959041, 5035561, 6904429, 15106683, 20713287, 35248927, 95675659, 105746781, 287026977, 669729613, 2009188839]

約数ペア:

[(1, 2009188839), (3, 669729613), (7, 287026977), (19, 105746781), (21, 95675659), (57, 35248927), (97, 20713287), (133, 15106683), (291, 6904429), (399, 5035561), (679, 2959041), (1843, 1090173), (2037, 986347), (5529, 363391), (12901, 155739), (38703, 51913)]