18907802

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1\times {\mathrm{947}}^1$

素因数の和:1165

約数の個数: 16

約数和(自身を含む): 29008800

約数和(自身を除く): 10100998

約数列:

[1, 2, 67, 134, 149, 298, 947, 1894, 9983, 19966, 63449, 126898, 141103, 282206, 9453901, 18907802]

約数ペア:

[(1, 18907802), (2, 9453901), (67, 282206), (134, 141103), (149, 126898), (298, 63449), (947, 19966), (1894, 9983)]