20789692

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67499}}^1$

素因数の和:67521

約数の個数: 24

約数和(自身を含む): 45360000

約数和(自身を除く): 24570308

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 67499, 134998, 269996, 472493, 742489, 944986, 1484978, 1889972, 2969956, 5197423, 10394846, 20789692]

約数ペア:

[(1, 20789692), (2, 10394846), (4, 5197423), (7, 2969956), (11, 1889972), (14, 1484978), (22, 944986), (28, 742489), (44, 472493), (77, 269996), (154, 134998), (308, 67499)]