2189007.00000000

素因数分解:

$2^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1\times {\mathrm{3709}}^1$

素因数の和:3917

約数の個数: 16

約数和(自身を含む): 119981400

約数和(自身を除く): 41550886

約数列:

[1, 2, 97, 109, 194, 218, 3709, 7418, 10573, 21146, 359773, 404281, 719546, 808562, 39215257, 78430514]

約数ペア:

[(1, 78430514), (2, 39215257), (97, 808562), (109, 719546), (194, 404281), (218, 359773), (3709, 21146), (7418, 10573)]