28705616

素因数分解:

$2^4\times {\mathrm{113}}^1\times {\mathrm{15877}}^1$

素因数の和:15998

約数の個数: 20

約数和(自身を含む): 56112852

約数和(自身を除く): 27407236

約数列:

[1, 2, 4, 8, 16, 113, 226, 452, 904, 1808, 15877, 31754, 63508, 127016, 254032, 1794101, 3588202, 7176404, 14352808, 28705616]

約数ペア:

[(1, 28705616), (2, 14352808), (4, 7176404), (8, 3588202), (16, 1794101), (113, 254032), (226, 127016), (452, 63508), (904, 31754), (1808, 15877)]