20153452810

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{22644329}}^1$

素因数の和:22644425

約数の個数: 16

約数和(自身を含む): 36683814600

約数和(自身を除く): 16530361790

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 22644329, 45288658, 113221645, 226443290, 2015345281, 4030690562, 10076726405, 20153452810]

約数ペア:

[(1, 20153452810), (2, 10076726405), (5, 4030690562), (10, 2015345281), (89, 226443290), (178, 113221645), (445, 45288658), (890, 22644329)]