18022018

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{577}}^1$

素因数の和:706

約数の個数: 32

約数和(自身を含む): 32626944

約数和(自身を除く): 14604926

約数列:

[1, 2, 7, 14, 23, 46, 97, 161, 194, 322, 577, 679, 1154, 1358, 2231, 4039, 4462, 8078, 13271, 15617, 26542, 31234, 55969, 92897, 111938, 185794, 391783, 783566, 1287287, 2574574, 9011009, 18022018]

約数ペア:

[(1, 18022018), (2, 9011009), (7, 2574574), (14, 1287287), (23, 783566), (46, 391783), (97, 185794), (161, 111938), (194, 92897), (322, 55969), (577, 31234), (679, 26542), (1154, 15617), (1358, 13271), (2231, 8078), (4039, 4462)]