20703339

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{877}}^1$

素因数の和:987

約数の個数: 24

約数和(自身を含む): 31137392

約数和(自身を除く): 10434053

約数列:

[1, 3, 9, 43, 61, 129, 183, 387, 549, 877, 2623, 2631, 7869, 7893, 23607, 37711, 53497, 113133, 160491, 339399, 481473, 2300371, 6901113, 20703339]

約数ペア:

[(1, 20703339), (3, 6901113), (9, 2300371), (43, 481473), (61, 339399), (129, 160491), (183, 113133), (387, 53497), (549, 37711), (877, 23607), (2623, 7893), (2631, 7869)]