189968884

素因数分解:

$2^2\times 7^2\times {\mathrm{61}}^1\times {\mathrm{15889}}^1$

素因数の和:15968

約数の個数: 36

約数和(自身を含む): 393086820

約数和(自身を除く): 203117936

約数列:

[1, 2, 4, 7, 14, 28, 49, 61, 98, 122, 196, 244, 427, 854, 1708, 2989, 5978, 11956, 15889, 31778, 63556, 111223, 222446, 444892, 778561, 969229, 1557122, 1938458, 3114244, 3876916, 6784603, 13569206, 27138412, 47492221, 94984442, 189968884]

約数ペア:

[(1, 189968884), (2, 94984442), (4, 47492221), (7, 27138412), (14, 13569206), (28, 6784603), (49, 3876916), (61, 3114244), (98, 1938458), (122, 1557122), (196, 969229), (244, 778561), (427, 444892), (854, 222446), (1708, 111223), (2989, 63556), (5978, 31778), (11956, 15889)]