19521458

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{937}}^1\times {\mathrm{947}}^1$

素因数の和:1897

約数の個数: 16

約数和(自身を含む): 32012064

約数和(自身を除く): 12490606

約数列:

[1, 2, 11, 22, 937, 947, 1874, 1894, 10307, 10417, 20614, 20834, 887339, 1774678, 9760729, 19521458]

約数ペア:

[(1, 19521458), (2, 9760729), (11, 1774678), (22, 887339), (937, 20834), (947, 20614), (1874, 10417), (1894, 10307)]