20995876

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{577}}^1\times {\mathrm{827}}^1$

素因数の和:1419

約数の個数: 24

約数和(自身を含む): 40201056

約数和(自身を除く): 19205180

約数列:

[1, 2, 4, 11, 22, 44, 577, 827, 1154, 1654, 2308, 3308, 6347, 9097, 12694, 18194, 25388, 36388, 477179, 954358, 1908716, 5248969, 10497938, 20995876]

約数ペア:

[(1, 20995876), (2, 10497938), (4, 5248969), (11, 1908716), (22, 954358), (44, 477179), (577, 36388), (827, 25388), (1154, 18194), (1654, 12694), (2308, 9097), (3308, 6347)]