206842990

素因数分解:

$2^1\times 5^1\times {\mathrm{311}}^1\times {\mathrm{66509}}^1$

素因数の和:66827

約数の個数: 16

約数和(自身を含む): 373520160

約数和(自身を除く): 166677170

約数列:

[1, 2, 5, 10, 311, 622, 1555, 3110, 66509, 133018, 332545, 665090, 20684299, 41368598, 103421495, 206842990]

約数ペア:

[(1, 206842990), (2, 103421495), (5, 41368598), (10, 20684299), (311, 665090), (622, 332545), (1555, 133018), (3110, 66509)]