20578096

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{16703}}^1$

素因数の和:16729

約数の個数: 40

約数和(自身を含む): 49711104

約数和(自身を除く): 29133008

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 616, 1232, 16703, 33406, 66812, 116921, 133624, 183733, 233842, 267248, 367466, 467684, 734932, 935368, 1286131, 1469864, 1870736, 2572262, 2939728, 5144524, 10289048, 20578096]

約数ペア:

[(1, 20578096), (2, 10289048), (4, 5144524), (7, 2939728), (8, 2572262), (11, 1870736), (14, 1469864), (16, 1286131), (22, 935368), (28, 734932), (44, 467684), (56, 367466), (77, 267248), (88, 233842), (112, 183733), (154, 133624), (176, 116921), (308, 66812), (616, 33406), (1232, 16703)]