138694490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{66361}}^1$

素因数の和:66398

約数の個数: 32

約数和(自身を含む): 286683840

約数和(自身を除く): 147989350

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 66361, 132722, 331805, 663610, 729971, 1260859, 1459942, 2521718, 3649855, 6304295, 7299710, 12608590, 13869449, 27738898, 69347245, 138694490]

約数ペア:

[(1, 138694490), (2, 69347245), (5, 27738898), (10, 13869449), (11, 12608590), (19, 7299710), (22, 6304295), (38, 3649855), (55, 2521718), (95, 1459942), (110, 1260859), (190, 729971), (209, 663610), (418, 331805), (1045, 132722), (2090, 66361)]