218285186

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{9887}}^1$

素因数の和:9998

約数の個数: 32

約数和(自身を含む): 398684160

約数和(自身を除く): 180398974

約数列:

[1, 2, 7, 14, 19, 38, 83, 133, 166, 266, 581, 1162, 1577, 3154, 9887, 11039, 19774, 22078, 69209, 138418, 187853, 375706, 820621, 1314971, 1641242, 2629942, 5744347, 11488694, 15591799, 31183598, 109142593, 218285186]

約数ペア:

[(1, 218285186), (2, 109142593), (7, 31183598), (14, 15591799), (19, 11488694), (38, 5744347), (83, 2629942), (133, 1641242), (166, 1314971), (266, 820621), (581, 375706), (1162, 187853), (1577, 138418), (3154, 69209), (9887, 22078), (11039, 19774)]