20131917104

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{696317}}^1$

素因数の和:696477

約数の個数: 40

約数和(自身を含む): 42308281680

約数和(自身を除く): 22176364576

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 139, 208, 278, 556, 1112, 1807, 2224, 3614, 7228, 14456, 28912, 696317, 1392634, 2785268, 5570536, 9052121, 11141072, 18104242, 36208484, 72416968, 96788063, 144833936, 193576126, 387152252, 774304504, 1258244819, 1548609008, 2516489638, 5032979276, 10065958552, 20131917104]

約数ペア:

[(1, 20131917104), (2, 10065958552), (4, 5032979276), (8, 2516489638), (13, 1548609008), (16, 1258244819), (26, 774304504), (52, 387152252), (104, 193576126), (139, 144833936), (208, 96788063), (278, 72416968), (556, 36208484), (1112, 18104242), (1807, 11141072), (2224, 9052121), (3614, 5570536), (7228, 2785268), (14456, 1392634), (28912, 696317)]