20512115885853

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{11287}}^1\times {\mathrm{11877923}}^1$

素因数の和:11889233

約数の個数: 24

約数和(自身を含む): 31374253430208

約数和(自身を除く): 10862137544355

約数列:

[1, 3, 9, 17, 51, 153, 11287, 33861, 101583, 191879, 575637, 1726911, 11877923, 35633769, 106901307, 201924691, 605774073, 1817322219, 134066116901, 402198350703, 1206595052109, 2279123987317, 6837371961951, 20512115885853]

約数ペア:

[(1, 20512115885853), (3, 6837371961951), (9, 2279123987317), (17, 1206595052109), (51, 402198350703), (153, 134066116901), (11287, 1817322219), (33861, 605774073), (101583, 201924691), (191879, 106901307), (575637, 35633769), (1726911, 11877923)]