19855162

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{1709}}^1$

素因数の和:1905

約数の個数: 16

約数和(自身を含む): 30800520

約数和(自身を除く): 10945358

約数列:

[1, 2, 37, 74, 157, 314, 1709, 3418, 5809, 11618, 63233, 126466, 268313, 536626, 9927581, 19855162]

約数ペア:

[(1, 19855162), (2, 9927581), (37, 536626), (74, 268313), (157, 126466), (314, 63233), (1709, 11618), (3418, 5809)]