20052078291

素因数分解:

$3^2\times 7^1\times {\mathrm{173}}^1\times {\mathrm{1839809}}^1$

素因数の和:1839995

約数の個数: 24

約数和(自身を含む): 33293201760

約数和(自身を除く): 13241123469

約数列:

[1, 3, 7, 9, 21, 63, 173, 519, 1211, 1557, 3633, 10899, 1839809, 5519427, 12878663, 16558281, 38635989, 115907967, 318286957, 954860871, 2228008699, 2864582613, 6684026097, 20052078291]

約数ペア:

[(1, 20052078291), (3, 6684026097), (7, 2864582613), (9, 2228008699), (21, 954860871), (63, 318286957), (173, 115907967), (519, 38635989), (1211, 16558281), (1557, 12878663), (3633, 5519427), (10899, 1839809)]