20847616

素因数分解:

$2^{10}\times {\mathrm{20359}}^1$

素因数の和:20379

約数の個数: 22

約数和(自身を含む): 41676920

約数和(自身を除く): 20829304

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 20359, 40718, 81436, 162872, 325744, 651488, 1302976, 2605952, 5211904, 10423808, 20847616]

約数ペア:

[(1, 20847616), (2, 10423808), (4, 5211904), (8, 2605952), (16, 1302976), (32, 651488), (64, 325744), (128, 162872), (256, 81436), (512, 40718), (1024, 20359)]