18937422

素因数分解:

$2^1\times 3^3\times 7^2\times {\mathrm{17}}^1\times {\mathrm{421}}^1$

素因数の和:463

約数の個数: 96

約数和(自身を含む): 51956640

約数和(自身を除く): 33019218

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 27, 34, 42, 49, 51, 54, 63, 98, 102, 119, 126, 147, 153, 189, 238, 294, 306, 357, 378, 421, 441, 459, 714, 833, 842, 882, 918, 1071, 1263, 1323, 1666, 2142, 2499, 2526, 2646, 2947, 3213, 3789, 4998, 5894, 6426, 7157, 7497, 7578, 8841, 11367, 14314, 14994, 17682, 20629, 21471, 22491, 22734, 26523, 41258, 42942, 44982, 50099, 53046, 61887, 64413, 79569, 100198, 123774, 128826, 150297, 159138, 185661, 193239, 300594, 350693, 371322, 386478, 450891, 556983, 701386, 901782, 1052079, 1113966, 1352673, 2104158, 2705346, 3156237, 6312474, 9468711, 18937422]

約数ペア:

[(1, 18937422), (2, 9468711), (3, 6312474), (6, 3156237), (7, 2705346), (9, 2104158), (14, 1352673), (17, 1113966), (18, 1052079), (21, 901782), (27, 701386), (34, 556983), (42, 450891), (49, 386478), (51, 371322), (54, 350693), (63, 300594), (98, 193239), (102, 185661), (119, 159138), (126, 150297), (147, 128826), (153, 123774), (189, 100198), (238, 79569), (294, 64413), (306, 61887), (357, 53046), (378, 50099), (421, 44982), (441, 42942), (459, 41258), (714, 26523), (833, 22734), (842, 22491), (882, 21471), (918, 20629), (1071, 17682), (1263, 14994), (1323, 14314), (1666, 11367), (2142, 8841), (2499, 7578), (2526, 7497), (2646, 7157), (2947, 6426), (3213, 5894), (3789, 4998)]