20344959

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{223}}^1$

素因数の和:372

約数の個数: 32

約数和(自身を含む): 31539200

約数和(自身を除く): 11194241

約数列:

[1, 3, 9, 27, 31, 93, 109, 223, 279, 327, 669, 837, 981, 2007, 2943, 3379, 6021, 6913, 10137, 20739, 24307, 30411, 62217, 72921, 91233, 186651, 218763, 656289, 753517, 2260551, 6781653, 20344959]

約数ペア:

[(1, 20344959), (3, 6781653), (9, 2260551), (27, 753517), (31, 656289), (93, 218763), (109, 186651), (223, 91233), (279, 72921), (327, 62217), (669, 30411), (837, 24307), (981, 20739), (2007, 10137), (2943, 6913), (3379, 6021)]