18543778

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{6637}}^1$

素因数の和:6777

約数の個数: 16

約数和(自身を含む): 30587904

約数和(自身を除く): 12044126

約数列:

[1, 2, 11, 22, 127, 254, 1397, 2794, 6637, 13274, 73007, 146014, 842899, 1685798, 9271889, 18543778]

約数ペア:

[(1, 18543778), (2, 9271889), (11, 1685798), (22, 842899), (127, 146014), (254, 73007), (1397, 13274), (2794, 6637)]