20189072

素因数分解:

$2^4\times {\mathrm{487}}^1\times {\mathrm{2591}}^1$

素因数の和:3086

約数の個数: 20

約数和(自身を含む): 39211776

約数和(自身を除く): 19022704

約数列:

[1, 2, 4, 8, 16, 487, 974, 1948, 2591, 3896, 5182, 7792, 10364, 20728, 41456, 1261817, 2523634, 5047268, 10094536, 20189072]

約数ペア:

[(1, 20189072), (2, 10094536), (4, 5047268), (8, 2523634), (16, 1261817), (487, 41456), (974, 20728), (1948, 10364), (2591, 7792), (3896, 5182)]