20149192

素因数分解:

$2^3\times 7^4\times {\mathrm{1049}}^1$

素因数の和:1083

約数の個数: 40

約数和(自身を含む): 44115750

約数和(自身を除く): 23966558

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 343, 392, 686, 1049, 1372, 2098, 2401, 2744, 4196, 4802, 7343, 8392, 9604, 14686, 19208, 29372, 51401, 58744, 102802, 205604, 359807, 411208, 719614, 1439228, 2518649, 2878456, 5037298, 10074596, 20149192]

約数ペア:

[(1, 20149192), (2, 10074596), (4, 5037298), (7, 2878456), (8, 2518649), (14, 1439228), (28, 719614), (49, 411208), (56, 359807), (98, 205604), (196, 102802), (343, 58744), (392, 51401), (686, 29372), (1049, 19208), (1372, 14686), (2098, 9604), (2401, 8392), (2744, 7343), (4196, 4802)]