20913748884

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{27663689}}^1$

素因数の和:27663709

約数の個数: 48

約数和(自身を含む): 61966665600

約数和(自身を除く): 41052916716

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 27663689, 55327378, 82991067, 110654756, 165982134, 193645823, 248973201, 331964268, 387291646, 497946402, 580937469, 746919603, 774583292, 995892804, 1161874938, 1493839206, 1742812407, 2323749876, 2987678412, 3485624814, 5228437221, 6971249628, 10456874442, 20913748884]

約数ペア:

[(1, 20913748884), (2, 10456874442), (3, 6971249628), (4, 5228437221), (6, 3485624814), (7, 2987678412), (9, 2323749876), (12, 1742812407), (14, 1493839206), (18, 1161874938), (21, 995892804), (27, 774583292), (28, 746919603), (36, 580937469), (42, 497946402), (54, 387291646), (63, 331964268), (84, 248973201), (108, 193645823), (126, 165982134), (189, 110654756), (252, 82991067), (378, 55327378), (756, 27663689)]