20817144

素因数分解:

$2^3\times 3^2\times {\mathrm{289127}}^1$

素因数の和:289139

約数の個数: 24

約数和(自身を含む): 56379960

約数和(自身を除く): 35562816

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 289127, 578254, 867381, 1156508, 1734762, 2313016, 2602143, 3469524, 5204286, 6939048, 10408572, 20817144]

約数ペア:

[(1, 20817144), (2, 10408572), (3, 6939048), (4, 5204286), (6, 3469524), (8, 2602143), (9, 2313016), (12, 1734762), (18, 1156508), (24, 867381), (36, 578254), (72, 289127)]