18700522

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{59}}^1\times {\mathrm{439}}^1$

素因数の和:538

約数の個数: 24

約数和(自身を含む): 30175200

約数和(自身を除く): 11474678

約数列:

[1, 2, 19, 38, 59, 118, 361, 439, 722, 878, 1121, 2242, 8341, 16682, 21299, 25901, 42598, 51802, 158479, 316958, 492119, 984238, 9350261, 18700522]

約数ペア:

[(1, 18700522), (2, 9350261), (19, 984238), (38, 492119), (59, 316958), (118, 158479), (361, 51802), (439, 42598), (722, 25901), (878, 21299), (1121, 16682), (2242, 8341)]