19850692

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{881}}^1$

素因数の和:1059

約数の個数: 24

約数和(自身を含む): 35858592

約数和(自身を除く): 16007900

約数列:

[1, 2, 4, 43, 86, 131, 172, 262, 524, 881, 1762, 3524, 5633, 11266, 22532, 37883, 75766, 115411, 151532, 230822, 461644, 4962673, 9925346, 19850692]

約数ペア:

[(1, 19850692), (2, 9925346), (4, 4962673), (43, 461644), (86, 230822), (131, 151532), (172, 115411), (262, 75766), (524, 37883), (881, 22532), (1762, 11266), (3524, 5633)]