20717732

素因数分解:

$2^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{12541}}^1$

素因数の和:12611

約数の個数: 24

約数和(自身を含む): 42141120

約数和(自身を除く): 21423388

約数列:

[1, 2, 4, 7, 14, 28, 59, 118, 236, 413, 826, 1652, 12541, 25082, 50164, 87787, 175574, 351148, 739919, 1479838, 2959676, 5179433, 10358866, 20717732]

約数ペア:

[(1, 20717732), (2, 10358866), (4, 5179433), (7, 2959676), (14, 1479838), (28, 739919), (59, 351148), (118, 175574), (236, 87787), (413, 50164), (826, 25082), (1652, 12541)]