19827185

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{709}}^1$

素因数の和:785

約数の個数: 32

約数和(自身を含む): 29445120

約数和(自身を除く): 9617935

約数列:

[1, 5, 7, 17, 35, 47, 85, 119, 235, 329, 595, 709, 799, 1645, 3545, 3995, 4963, 5593, 12053, 24815, 27965, 33323, 60265, 84371, 166615, 233261, 421855, 566491, 1166305, 2832455, 3965437, 19827185]

約数ペア:

[(1, 19827185), (5, 3965437), (7, 2832455), (17, 1166305), (35, 566491), (47, 421855), (85, 233261), (119, 166615), (235, 84371), (329, 60265), (595, 33323), (709, 27965), (799, 24815), (1645, 12053), (3545, 5593), (3995, 4963)]