19814144

素因数分解:

$2^8\times 7^1\times {\mathrm{11057}}^1$

素因数の和:11080

約数の個数: 36

約数和(自身を含む): 45205104

約数和(自身を除く): 25390960

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 896, 1792, 11057, 22114, 44228, 77399, 88456, 154798, 176912, 309596, 353824, 619192, 707648, 1238384, 1415296, 2476768, 2830592, 4953536, 9907072, 19814144]

約数ペア:

[(1, 19814144), (2, 9907072), (4, 4953536), (7, 2830592), (8, 2476768), (14, 1415296), (16, 1238384), (28, 707648), (32, 619192), (56, 353824), (64, 309596), (112, 176912), (128, 154798), (224, 88456), (256, 77399), (448, 44228), (896, 22114), (1792, 11057)]