20321816

素因数分解:

$2^3\times {\mathrm{719}}^1\times {\mathrm{3533}}^1$

素因数の和:4258

約数の個数: 16

約数和(自身を含む): 38167200

約数和(自身を除く): 17845384

約数列:

[1, 2, 4, 8, 719, 1438, 2876, 3533, 5752, 7066, 14132, 28264, 2540227, 5080454, 10160908, 20321816]

約数ペア:

[(1, 20321816), (2, 10160908), (4, 5080454), (8, 2540227), (719, 28264), (1438, 14132), (2876, 7066), (3533, 5752)]