204043990

素因数分解:

$2^1\times 5^1\times {\mathrm{311}}^1\times {\mathrm{65609}}^1$

素因数の和:65927

約数の個数: 16

約数和(自身を含む): 368465760

約数和(自身を除く): 164421770

約数列:

[1, 2, 5, 10, 311, 622, 1555, 3110, 65609, 131218, 328045, 656090, 20404399, 40808798, 102021995, 204043990]

約数ペア:

[(1, 204043990), (2, 102021995), (5, 40808798), (10, 20404399), (311, 656090), (622, 328045), (1555, 131218), (3110, 65609)]