20409678

素因数分解:

$2^1\times 3^3\times {\mathrm{29}}^1\times {\mathrm{13033}}^1$

素因数の和:13073

約数の個数: 32

約数和(自身を含む): 46922400

約数和(自身を除く): 26512722

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 54, 58, 87, 174, 261, 522, 783, 1566, 13033, 26066, 39099, 78198, 117297, 234594, 351891, 377957, 703782, 755914, 1133871, 2267742, 3401613, 6803226, 10204839, 20409678]

約数ペア:

[(1, 20409678), (2, 10204839), (3, 6803226), (6, 3401613), (9, 2267742), (18, 1133871), (27, 755914), (29, 703782), (54, 377957), (58, 351891), (87, 234594), (174, 117297), (261, 78198), (522, 39099), (783, 26066), (1566, 13033)]