16939890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{241}}^1$

素因数の和:336

約数の個数: 96

約数和(自身を含む): 48926592

約数和(自身を除く): 31986702

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 71, 90, 99, 110, 142, 165, 198, 213, 241, 330, 355, 426, 482, 495, 639, 710, 723, 781, 990, 1065, 1205, 1278, 1446, 1562, 2130, 2169, 2343, 2410, 2651, 3195, 3615, 3905, 4338, 4686, 5302, 6390, 7029, 7230, 7810, 7953, 10845, 11715, 13255, 14058, 15906, 17111, 21690, 23430, 23859, 26510, 34222, 35145, 39765, 47718, 51333, 70290, 79530, 85555, 102666, 119295, 153999, 171110, 188221, 238590, 256665, 307998, 376442, 513330, 564663, 769995, 941105, 1129326, 1539990, 1693989, 1882210, 2823315, 3387978, 5646630, 8469945, 16939890]

約数ペア:

[(1, 16939890), (2, 8469945), (3, 5646630), (5, 3387978), (6, 2823315), (9, 1882210), (10, 1693989), (11, 1539990), (15, 1129326), (18, 941105), (22, 769995), (30, 564663), (33, 513330), (45, 376442), (55, 307998), (66, 256665), (71, 238590), (90, 188221), (99, 171110), (110, 153999), (142, 119295), (165, 102666), (198, 85555), (213, 79530), (241, 70290), (330, 51333), (355, 47718), (426, 39765), (482, 35145), (495, 34222), (639, 26510), (710, 23859), (723, 23430), (781, 21690), (990, 17111), (1065, 15906), (1205, 14058), (1278, 13255), (1446, 11715), (1562, 10845), (2130, 7953), (2169, 7810), (2343, 7230), (2410, 7029), (2651, 6390), (3195, 5302), (3615, 4686), (3905, 4338)]