20377856

素因数分解:

$2^8\times {\mathrm{79601}}^1$

素因数の和:79617

約数の個数: 18

約数和(自身を含む): 40676622

約数和(自身を除く): 20298766

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 79601, 159202, 318404, 636808, 1273616, 2547232, 5094464, 10188928, 20377856]

約数ペア:

[(1, 20377856), (2, 10188928), (4, 5094464), (8, 2547232), (16, 1273616), (32, 636808), (64, 318404), (128, 159202), (256, 79601)]