18005136

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{347}}^1$

素因数の和:428

約数の個数: 80

約数和(自身を含む): 49711104

約数和(自身を除く): 31705968

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 46, 47, 48, 69, 92, 94, 138, 141, 184, 188, 276, 282, 347, 368, 376, 552, 564, 694, 752, 1041, 1081, 1104, 1128, 1388, 2082, 2162, 2256, 2776, 3243, 4164, 4324, 5552, 6486, 7981, 8328, 8648, 12972, 15962, 16309, 16656, 17296, 23943, 25944, 31924, 32618, 47886, 48927, 51888, 63848, 65236, 95772, 97854, 127696, 130472, 191544, 195708, 260944, 375107, 383088, 391416, 750214, 782832, 1125321, 1500428, 2250642, 3000856, 4501284, 6001712, 9002568, 18005136]

約数ペア:

[(1, 18005136), (2, 9002568), (3, 6001712), (4, 4501284), (6, 3000856), (8, 2250642), (12, 1500428), (16, 1125321), (23, 782832), (24, 750214), (46, 391416), (47, 383088), (48, 375107), (69, 260944), (92, 195708), (94, 191544), (138, 130472), (141, 127696), (184, 97854), (188, 95772), (276, 65236), (282, 63848), (347, 51888), (368, 48927), (376, 47886), (552, 32618), (564, 31924), (694, 25944), (752, 23943), (1041, 17296), (1081, 16656), (1104, 16309), (1128, 15962), (1388, 12972), (2082, 8648), (2162, 8328), (2256, 7981), (2776, 6486), (3243, 5552), (4164, 4324)]