28128656

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{56711}}^1$

素因数の和:56750

約数の個数: 20

約数和(自身を含む): 56258304

約数和(自身を除く): 28129648

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 56711, 113422, 226844, 453688, 907376, 1758041, 3516082, 7032164, 14064328, 28128656]

約数ペア:

[(1, 28128656), (2, 14064328), (4, 7032164), (8, 3516082), (16, 1758041), (31, 907376), (62, 453688), (124, 226844), (248, 113422), (496, 56711)]