20171946817

素因数分解:

${\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1\times {\mathrm{4663}}^1$

素因数の和:4965

約数の個数: 32

約数和(自身を含む): 23211048960

約数和(自身を除く): 3039102143

約数列:

[1, 11, 29, 71, 191, 319, 781, 2059, 2101, 4663, 5539, 13561, 22649, 51293, 60929, 135227, 149171, 331073, 393269, 890633, 1487497, 3641803, 4325959, 9601117, 9796963, 25828357, 63234943, 105612287, 284111927, 695584373, 1833813347, 20171946817]

約数ペア:

[(1, 20171946817), (11, 1833813347), (29, 695584373), (71, 284111927), (191, 105612287), (319, 63234943), (781, 25828357), (2059, 9796963), (2101, 9601117), (4663, 4325959), (5539, 3641803), (13561, 1487497), (22649, 890633), (51293, 393269), (60929, 331073), (135227, 149171)]