20176490816

素因数分解:

$2^6\times {\mathrm{89}}^1\times {\mathrm{313}}^1\times {\mathrm{11317}}^1$

素因数の和:11731

約数の個数: 56

約数和(自身を含む): 40620528360

約数和(自身を除く): 20444037544

約数列:

[1, 2, 4, 8, 16, 32, 64, 89, 178, 313, 356, 626, 712, 1252, 1424, 2504, 2848, 5008, 5696, 10016, 11317, 20032, 22634, 27857, 45268, 55714, 90536, 111428, 181072, 222856, 362144, 445712, 724288, 891424, 1007213, 1782848, 2014426, 3542221, 4028852, 7084442, 8057704, 14168884, 16115408, 28337768, 32230816, 56675536, 64461632, 113351072, 226702144, 315257669, 630515338, 1261030676, 2522061352, 5044122704, 10088245408, 20176490816]

約数ペア:

[(1, 20176490816), (2, 10088245408), (4, 5044122704), (8, 2522061352), (16, 1261030676), (32, 630515338), (64, 315257669), (89, 226702144), (178, 113351072), (313, 64461632), (356, 56675536), (626, 32230816), (712, 28337768), (1252, 16115408), (1424, 14168884), (2504, 8057704), (2848, 7084442), (5008, 4028852), (5696, 3542221), (10016, 2014426), (11317, 1782848), (20032, 1007213), (22634, 891424), (27857, 724288), (45268, 445712), (55714, 362144), (90536, 222856), (111428, 181072)]