20976225556

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{34369}}^1$

素因数の和:34505

約数の個数: 72

約数和(自身を含む): 43901900840

約数和(自身を除く): 22925675284

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 97, 121, 143, 194, 242, 286, 388, 484, 572, 1067, 1261, 1573, 2134, 2522, 3146, 4268, 5044, 6292, 11737, 13871, 23474, 27742, 34369, 46948, 55484, 68738, 137476, 152581, 305162, 378059, 446797, 610324, 756118, 893594, 1512236, 1787188, 3333793, 4158649, 4914767, 6667586, 8317298, 9829534, 13335172, 16634596, 19659068, 36671723, 43339309, 54062437, 73343446, 86678618, 108124874, 146686892, 173357236, 216249748, 403388953, 476732399, 806777906, 953464798, 1613555812, 1906929596, 5244056389, 10488112778, 20976225556]

約数ペア:

[(1, 20976225556), (2, 10488112778), (4, 5244056389), (11, 1906929596), (13, 1613555812), (22, 953464798), (26, 806777906), (44, 476732399), (52, 403388953), (97, 216249748), (121, 173357236), (143, 146686892), (194, 108124874), (242, 86678618), (286, 73343446), (388, 54062437), (484, 43339309), (572, 36671723), (1067, 19659068), (1261, 16634596), (1573, 13335172), (2134, 9829534), (2522, 8317298), (3146, 6667586), (4268, 4914767), (5044, 4158649), (6292, 3333793), (11737, 1787188), (13871, 1512236), (23474, 893594), (27742, 756118), (34369, 610324), (46948, 446797), (55484, 378059), (68738, 305162), (137476, 152581)]