20173593891

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{82981}}^1$

素因数の和:83187

約数の個数: 32

約数和(自身を含む): 30112508160

約数和(自身を除く): 9938914269

約数列:

[1, 3, 11, 33, 53, 139, 159, 417, 583, 1529, 1749, 4587, 7367, 22101, 81037, 82981, 243111, 248943, 912791, 2738373, 4397993, 11534359, 13193979, 34603077, 48377923, 126877949, 145133769, 380633847, 611321027, 1833963081, 6724531297, 20173593891]

約数ペア:

[(1, 20173593891), (3, 6724531297), (11, 1833963081), (33, 611321027), (53, 380633847), (139, 145133769), (159, 126877949), (417, 48377923), (583, 34603077), (1529, 13193979), (1749, 11534359), (4587, 4397993), (7367, 2738373), (22101, 912791), (81037, 248943), (82981, 243111)]