20173909236

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{149}}^1\times {\mathrm{66763}}^1$

素因数の和:66945

約数の個数: 72

約数和(自身を含む): 51314810400

約数和(自身を除く): 31140901164

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 149, 156, 169, 298, 338, 447, 507, 596, 676, 894, 1014, 1788, 1937, 2028, 3874, 5811, 7748, 11622, 23244, 25181, 50362, 66763, 75543, 100724, 133526, 151086, 200289, 267052, 302172, 400578, 801156, 867919, 1735838, 2603757, 3471676, 5207514, 9947687, 10415028, 11282947, 19895374, 22565894, 29843061, 33848841, 39790748, 45131788, 59686122, 67697682, 119372244, 129319931, 135395364, 258639862, 387959793, 517279724, 775919586, 1551839172, 1681159103, 3362318206, 5043477309, 6724636412, 10086954618, 20173909236]

約数ペア:

[(1, 20173909236), (2, 10086954618), (3, 6724636412), (4, 5043477309), (6, 3362318206), (12, 1681159103), (13, 1551839172), (26, 775919586), (39, 517279724), (52, 387959793), (78, 258639862), (149, 135395364), (156, 129319931), (169, 119372244), (298, 67697682), (338, 59686122), (447, 45131788), (507, 39790748), (596, 33848841), (676, 29843061), (894, 22565894), (1014, 19895374), (1788, 11282947), (1937, 10415028), (2028, 9947687), (3874, 5207514), (5811, 3471676), (7748, 2603757), (11622, 1735838), (23244, 867919), (25181, 801156), (50362, 400578), (66763, 302172), (75543, 267052), (100724, 200289), (133526, 151086)]