18830185

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{1979}}^1$

素因数の和:2168

約数の個数: 16

約数和(自身を含む): 24805440

約数和(自身を除く): 5975255

約数列:

[1, 5, 11, 55, 173, 865, 1903, 1979, 9515, 9895, 21769, 108845, 342367, 1711835, 3766037, 18830185]

約数ペア:

[(1, 18830185), (5, 3766037), (11, 1711835), (55, 342367), (173, 108845), (865, 21769), (1903, 9895), (1979, 9515)]