20336778

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1$

素因数の和:169

約数の個数: 128

約数和(自身を含む): 57968640

約数和(自身を除く): 37631862

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 27, 33, 42, 54, 63, 66, 67, 73, 77, 99, 126, 134, 146, 154, 189, 198, 201, 219, 231, 297, 378, 402, 438, 462, 469, 511, 594, 603, 657, 693, 737, 803, 938, 1022, 1206, 1314, 1386, 1407, 1474, 1533, 1606, 1809, 1971, 2079, 2211, 2409, 2814, 3066, 3618, 3942, 4158, 4221, 4422, 4599, 4818, 4891, 5159, 5621, 6633, 7227, 8442, 9198, 9782, 10318, 11242, 12663, 13266, 13797, 14454, 14673, 15477, 16863, 19899, 21681, 25326, 27594, 29346, 30954, 33726, 34237, 39798, 43362, 44019, 46431, 50589, 53801, 68474, 88038, 92862, 101178, 102711, 107602, 132057, 139293, 151767, 161403, 205422, 264114, 278586, 303534, 308133, 322806, 376607, 484209, 616266, 753214, 924399, 968418, 1129821, 1452627, 1848798, 2259642, 2905254, 3389463, 6778926, 10168389, 20336778]

約数ペア:

[(1, 20336778), (2, 10168389), (3, 6778926), (6, 3389463), (7, 2905254), (9, 2259642), (11, 1848798), (14, 1452627), (18, 1129821), (21, 968418), (22, 924399), (27, 753214), (33, 616266), (42, 484209), (54, 376607), (63, 322806), (66, 308133), (67, 303534), (73, 278586), (77, 264114), (99, 205422), (126, 161403), (134, 151767), (146, 139293), (154, 132057), (189, 107602), (198, 102711), (201, 101178), (219, 92862), (231, 88038), (297, 68474), (378, 53801), (402, 50589), (438, 46431), (462, 44019), (469, 43362), (511, 39798), (594, 34237), (603, 33726), (657, 30954), (693, 29346), (737, 27594), (803, 25326), (938, 21681), (1022, 19899), (1206, 16863), (1314, 15477), (1386, 14673), (1407, 14454), (1474, 13797), (1533, 13266), (1606, 12663), (1809, 11242), (1971, 10318), (2079, 9782), (2211, 9198), (2409, 8442), (2814, 7227), (3066, 6633), (3618, 5621), (3942, 5159), (4158, 4891), (4221, 4818), (4422, 4599)]