19781664

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{29437}}^1$

素因数の和:29457

約数の個数: 48

約数和(自身を含む): 59347008

約数和(自身を除く): 39565344

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672, 29437, 58874, 88311, 117748, 176622, 206059, 235496, 353244, 412118, 470992, 618177, 706488, 824236, 941984, 1236354, 1412976, 1648472, 2472708, 2825952, 3296944, 4945416, 6593888, 9890832, 19781664]

約数ペア:

[(1, 19781664), (2, 9890832), (3, 6593888), (4, 4945416), (6, 3296944), (7, 2825952), (8, 2472708), (12, 1648472), (14, 1412976), (16, 1236354), (21, 941984), (24, 824236), (28, 706488), (32, 618177), (42, 470992), (48, 412118), (56, 353244), (84, 235496), (96, 206059), (112, 176622), (168, 117748), (224, 88311), (336, 58874), (672, 29437)]