20771696

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{1103}}^1$

素因数の和:1229

約数の個数: 40

約数和(自身を含む): 44354304

約数和(自身を除く): 23582608

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 107, 176, 214, 428, 856, 1103, 1177, 1712, 2206, 2354, 4412, 4708, 8824, 9416, 12133, 17648, 18832, 24266, 48532, 97064, 118021, 194128, 236042, 472084, 944168, 1298231, 1888336, 2596462, 5192924, 10385848, 20771696]

約数ペア:

[(1, 20771696), (2, 10385848), (4, 5192924), (8, 2596462), (11, 1888336), (16, 1298231), (22, 944168), (44, 472084), (88, 236042), (107, 194128), (176, 118021), (214, 97064), (428, 48532), (856, 24266), (1103, 18832), (1177, 17648), (1712, 12133), (2206, 9416), (2354, 8824), (4412, 4708)]