19926144

素因数分解:

$2^7\times 3^2\times 7^2\times {\mathrm{353}}^1$

素因数の和:387

約数の個数: 144

約数和(自身を含む): 66890070

約数和(自身を除く): 46963926

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 49, 56, 63, 64, 72, 84, 96, 98, 112, 126, 128, 144, 147, 168, 192, 196, 224, 252, 288, 294, 336, 353, 384, 392, 441, 448, 504, 576, 588, 672, 706, 784, 882, 896, 1008, 1059, 1152, 1176, 1344, 1412, 1568, 1764, 2016, 2118, 2352, 2471, 2688, 2824, 3136, 3177, 3528, 4032, 4236, 4704, 4942, 5648, 6272, 6354, 7056, 7413, 8064, 8472, 9408, 9884, 11296, 12708, 14112, 14826, 16944, 17297, 18816, 19768, 22239, 22592, 25416, 28224, 29652, 33888, 34594, 39536, 44478, 45184, 50832, 51891, 56448, 59304, 67776, 69188, 79072, 88956, 101664, 103782, 118608, 135552, 138376, 155673, 158144, 177912, 203328, 207564, 237216, 276752, 311346, 316288, 355824, 406656, 415128, 474432, 553504, 622692, 711648, 830256, 948864, 1107008, 1245384, 1423296, 1660512, 2214016, 2490768, 2846592, 3321024, 4981536, 6642048, 9963072, 19926144]

約数ペア:

[(1, 19926144), (2, 9963072), (3, 6642048), (4, 4981536), (6, 3321024), (7, 2846592), (8, 2490768), (9, 2214016), (12, 1660512), (14, 1423296), (16, 1245384), (18, 1107008), (21, 948864), (24, 830256), (28, 711648), (32, 622692), (36, 553504), (42, 474432), (48, 415128), (49, 406656), (56, 355824), (63, 316288), (64, 311346), (72, 276752), (84, 237216), (96, 207564), (98, 203328), (112, 177912), (126, 158144), (128, 155673), (144, 138376), (147, 135552), (168, 118608), (192, 103782), (196, 101664), (224, 88956), (252, 79072), (288, 69188), (294, 67776), (336, 59304), (353, 56448), (384, 51891), (392, 50832), (441, 45184), (448, 44478), (504, 39536), (576, 34594), (588, 33888), (672, 29652), (706, 28224), (784, 25416), (882, 22592), (896, 22239), (1008, 19768), (1059, 18816), (1152, 17297), (1176, 16944), (1344, 14826), (1412, 14112), (1568, 12708), (1764, 11296), (2016, 9884), (2118, 9408), (2352, 8472), (2471, 8064), (2688, 7413), (2824, 7056), (3136, 6354), (3177, 6272), (3528, 5648), (4032, 4942), (4236, 4704)]