18212866

素因数分解:

$2^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{8731}}^1$

素因数の和:8889

約数の個数: 16

約数和(自身を含む): 31435200

約数和(自身を除く): 13222334

約数列:

[1, 2, 7, 14, 149, 298, 1043, 2086, 8731, 17462, 61117, 122234, 1300919, 2601838, 9106433, 18212866]

約数ペア:

[(1, 18212866), (2, 9106433), (7, 2601838), (14, 1300919), (149, 122234), (298, 61117), (1043, 17462), (2086, 8731)]