15889903884

素因数分解:

$2^2\times 3^2\times {\mathrm{1987}}^1\times {\mathrm{222137}}^1$

素因数の和:224134

約数の個数: 36

約数和(自身を含む): 40186541304

約数和(自身を除く): 24296637420

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 1987, 3974, 5961, 7948, 11922, 17883, 23844, 35766, 71532, 222137, 444274, 666411, 888548, 1332822, 1999233, 2665644, 3998466, 7996932, 441386219, 882772438, 1324158657, 1765544876, 2648317314, 3972475971, 5296634628, 7944951942, 15889903884]

約数ペア:

[(1, 15889903884), (2, 7944951942), (3, 5296634628), (4, 3972475971), (6, 2648317314), (9, 1765544876), (12, 1324158657), (18, 882772438), (36, 441386219), (1987, 7996932), (3974, 3998466), (5961, 2665644), (7948, 1999233), (11922, 1332822), (17883, 888548), (23844, 666411), (35766, 444274), (71532, 222137)]