2019985808

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{911}}^1\times {\mathrm{997}}^1$

素因数の和:2055

約数の個数: 40

約数和(自身を含む): 3950163840

約数和(自身を除く): 1930178032

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 911, 997, 1112, 1822, 1994, 2224, 3644, 3988, 7288, 7976, 14576, 15952, 126629, 138583, 253258, 277166, 506516, 554332, 908267, 1013032, 1108664, 1816534, 2026064, 2217328, 3633068, 7266136, 14532272, 126249113, 252498226, 504996452, 1009992904, 2019985808]

約数ペア:

[(1, 2019985808), (2, 1009992904), (4, 504996452), (8, 252498226), (16, 126249113), (139, 14532272), (278, 7266136), (556, 3633068), (911, 2217328), (997, 2026064), (1112, 1816534), (1822, 1108664), (1994, 1013032), (2224, 908267), (3644, 554332), (3988, 506516), (7288, 277166), (7976, 253258), (14576, 138583), (15952, 126629)]