20187917090

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{977}}^1\times {\mathrm{17077}}^1$

素因数の和:18083

約数の個数: 48

約数和(自身を含む): 39985267896

約数和(自身を除く): 19797350806

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 977, 1210, 1954, 4885, 9770, 10747, 17077, 21494, 34154, 53735, 85385, 107470, 118217, 170770, 187847, 236434, 375694, 591085, 939235, 1182170, 1878470, 2066317, 4132634, 10331585, 16684229, 20663170, 33368458, 83421145, 166842290, 183526519, 367053038, 917632595, 1835265190, 2018791709, 4037583418, 10093958545, 20187917090]

約数ペア:

[(1, 20187917090), (2, 10093958545), (5, 4037583418), (10, 2018791709), (11, 1835265190), (22, 917632595), (55, 367053038), (110, 183526519), (121, 166842290), (242, 83421145), (605, 33368458), (977, 20663170), (1210, 16684229), (1954, 10331585), (4885, 4132634), (9770, 2066317), (10747, 1878470), (17077, 1182170), (21494, 939235), (34154, 591085), (53735, 375694), (85385, 236434), (107470, 187847), (118217, 170770)]