2978893818

素因数分解:

$2^1\times 3^2\times {\mathrm{165494101}}^1$

素因数の和:165494109

約数の個数: 12

約数和(自身を含む): 6454269978

約数和(自身を除く): 3475376160

約数列:

[1, 2, 3, 6, 9, 18, 165494101, 330988202, 496482303, 992964606, 1489446909, 2978893818]

約数ペア:

[(1, 2978893818), (2, 1489446909), (3, 992964606), (6, 496482303), (9, 330988202), (18, 165494101)]