66959990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{352421}}^1$

素因数の和:352447

約数の個数: 16

約数和(自身を含む): 126871920

約数和(自身を除く): 59911930

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 352421, 704842, 1762105, 3524210, 6695999, 13391998, 33479995, 66959990]

約数ペア:

[(1, 66959990), (2, 33479995), (5, 13391998), (10, 6695999), (19, 3524210), (38, 1762105), (95, 704842), (190, 352421)]