28401616

素因数分解:

$2^4\times {\mathrm{443}}^1\times {\mathrm{4007}}^1$

素因数の和:4458

約数の個数: 20

約数和(自身を含む): 55166112

約数和(自身を除く): 26764496

約数列:

[1, 2, 4, 8, 16, 443, 886, 1772, 3544, 4007, 7088, 8014, 16028, 32056, 64112, 1775101, 3550202, 7100404, 14200808, 28401616]

約数ペア:

[(1, 28401616), (2, 14200808), (4, 7100404), (8, 3550202), (16, 1775101), (443, 64112), (886, 32056), (1772, 16028), (3544, 8014), (4007, 7088)]