20178077158

素因数分解:

$2^1\times {\mathrm{97}}^1\times {\mathrm{283}}^1\times {\mathrm{467}}^1\times {\mathrm{787}}^1$

素因数の和:1636

約数の個数: 32

約数和(自身を含む): 30791988864

約数和(自身を除く): 10613911706

約数列:

[1, 2, 97, 194, 283, 467, 566, 787, 934, 1574, 27451, 45299, 54902, 76339, 90598, 132161, 152678, 222721, 264322, 367529, 445442, 735058, 12819617, 21603937, 25639234, 35650313, 43207874, 71300626, 104010707, 208021414, 10089038579, 20178077158]

約数ペア:

[(1, 20178077158), (2, 10089038579), (97, 208021414), (194, 104010707), (283, 71300626), (467, 43207874), (566, 35650313), (787, 25639234), (934, 21603937), (1574, 12819617), (27451, 735058), (45299, 445442), (54902, 367529), (76339, 264322), (90598, 222721), (132161, 152678)]