19589906

素因数分解:

$2^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1$

素因数の和:219

約数の個数: 48

約数和(自身を含む): 36258840

約数和(自身を除く): 16668934

約数列:

[1, 2, 7, 14, 29, 49, 58, 61, 98, 113, 122, 203, 226, 406, 427, 791, 854, 1421, 1582, 1769, 2842, 2989, 3277, 3538, 5537, 5978, 6554, 6893, 11074, 12383, 13786, 22939, 24766, 45878, 48251, 86681, 96502, 160573, 173362, 199897, 321146, 337757, 399794, 675514, 1399279, 2798558, 9794953, 19589906]

約数ペア:

[(1, 19589906), (2, 9794953), (7, 2798558), (14, 1399279), (29, 675514), (49, 399794), (58, 337757), (61, 321146), (98, 199897), (113, 173362), (122, 160573), (203, 96502), (226, 86681), (406, 48251), (427, 45878), (791, 24766), (854, 22939), (1421, 13786), (1582, 12383), (1769, 11074), (2842, 6893), (2989, 6554), (3277, 5978), (3538, 5537)]