19990570

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^2\times {\mathrm{2377}}^1$

素因数の和:2442

約数の個数: 24

約数和(自身を含む): 37282284

約数和(自身を除く): 17291714

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 841, 1682, 2377, 4205, 4754, 8410, 11885, 23770, 68933, 137866, 344665, 689330, 1999057, 3998114, 9995285, 19990570]

約数ペア:

[(1, 19990570), (2, 9995285), (5, 3998114), (10, 1999057), (29, 689330), (58, 344665), (145, 137866), (290, 68933), (841, 23770), (1682, 11885), (2377, 8410), (4205, 4754)]