18687614

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{7793}}^1$

素因数の和:7915

約数の個数: 16

約数和(自身を含む): 30864240

約数和(自身を除く): 12176626

約数列:

[1, 2, 11, 22, 109, 218, 1199, 2398, 7793, 15586, 85723, 171446, 849437, 1698874, 9343807, 18687614]

約数ペア:

[(1, 18687614), (2, 9343807), (11, 1698874), (22, 849437), (109, 171446), (218, 85723), (1199, 15586), (2398, 7793)]