18729084

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:271

約数の個数: 96

約数和(自身を含む): 51609600

約数和(自身を除く): 32880516

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 23, 31, 33, 44, 46, 62, 66, 69, 92, 93, 124, 132, 138, 186, 199, 253, 276, 341, 372, 398, 506, 597, 682, 713, 759, 796, 1012, 1023, 1194, 1364, 1426, 1518, 2046, 2139, 2189, 2388, 2852, 3036, 4092, 4278, 4378, 4577, 6169, 6567, 7843, 8556, 8756, 9154, 12338, 13134, 13731, 15686, 18308, 18507, 23529, 24676, 26268, 27462, 31372, 37014, 47058, 50347, 54924, 67859, 74028, 94116, 100694, 135718, 141887, 151041, 201388, 203577, 271436, 283774, 302082, 407154, 425661, 567548, 604164, 814308, 851322, 1560757, 1702644, 3121514, 4682271, 6243028, 9364542, 18729084]

約数ペア:

[(1, 18729084), (2, 9364542), (3, 6243028), (4, 4682271), (6, 3121514), (11, 1702644), (12, 1560757), (22, 851322), (23, 814308), (31, 604164), (33, 567548), (44, 425661), (46, 407154), (62, 302082), (66, 283774), (69, 271436), (92, 203577), (93, 201388), (124, 151041), (132, 141887), (138, 135718), (186, 100694), (199, 94116), (253, 74028), (276, 67859), (341, 54924), (372, 50347), (398, 47058), (506, 37014), (597, 31372), (682, 27462), (713, 26268), (759, 24676), (796, 23529), (1012, 18507), (1023, 18308), (1194, 15686), (1364, 13731), (1426, 13134), (1518, 12338), (2046, 9154), (2139, 8756), (2189, 8556), (2388, 7843), (2852, 6567), (3036, 6169), (4092, 4577), (4278, 4378)]