19505409

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{4967}}^1$

素因数の和:5005

約数の個数: 32

約数和(自身を含む): 34338816

約数和(自身を除く): 14833407

約数列:

[1, 3, 7, 11, 17, 21, 33, 51, 77, 119, 187, 231, 357, 561, 1309, 3927, 4967, 14901, 34769, 54637, 84439, 104307, 163911, 253317, 382459, 591073, 928829, 1147377, 1773219, 2786487, 6501803, 19505409]

約数ペア:

[(1, 19505409), (3, 6501803), (7, 2786487), (11, 1773219), (17, 1147377), (21, 928829), (33, 591073), (51, 382459), (77, 253317), (119, 163911), (187, 104307), (231, 84439), (357, 54637), (561, 34769), (1309, 14901), (3927, 4967)]