2017966690

素因数分解:

$2^1\times 5^1\times {\mathrm{1621}}^1\times {\mathrm{124489}}^1$

素因数の和:126117

約数の個数: 16

約数和(自身を含む): 3634610040

約数和(自身を除く): 1616643350

約数列:

[1, 2, 5, 10, 1621, 3242, 8105, 16210, 124489, 248978, 622445, 1244890, 201796669, 403593338, 1008983345, 2017966690]

約数ペア:

[(1, 2017966690), (2, 1008983345), (5, 403593338), (10, 201796669), (1621, 1244890), (3242, 622445), (8105, 248978), (16210, 124489)]