20129934

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1$

素因数の和:273

約数の個数: 64

約数和(自身を含む): 46303488

約数和(自身を除く): 26173554

約数列:

[1, 2, 3, 6, 11, 22, 33, 41, 43, 66, 82, 86, 123, 129, 173, 246, 258, 346, 451, 473, 519, 902, 946, 1038, 1353, 1419, 1763, 1903, 2706, 2838, 3526, 3806, 5289, 5709, 7093, 7439, 10578, 11418, 14186, 14878, 19393, 21279, 22317, 38786, 42558, 44634, 58179, 78023, 81829, 116358, 156046, 163658, 234069, 245487, 304999, 468138, 490974, 609998, 914997, 1829994, 3354989, 6709978, 10064967, 20129934]

約数ペア:

[(1, 20129934), (2, 10064967), (3, 6709978), (6, 3354989), (11, 1829994), (22, 914997), (33, 609998), (41, 490974), (43, 468138), (66, 304999), (82, 245487), (86, 234069), (123, 163658), (129, 156046), (173, 116358), (246, 81829), (258, 78023), (346, 58179), (451, 44634), (473, 42558), (519, 38786), (902, 22317), (946, 21279), (1038, 19393), (1353, 14878), (1419, 14186), (1763, 11418), (1903, 10578), (2706, 7439), (2838, 7093), (3526, 5709), (3806, 5289)]