28226836

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{641519}}^1$

素因数の和:641534

約数の個数: 12

約数和(自身を含む): 53887680

約数和(自身を除く): 25660844

約数列:

[1, 2, 4, 11, 22, 44, 641519, 1283038, 2566076, 7056709, 14113418, 28226836]

約数ペア:

[(1, 28226836), (2, 14113418), (4, 7056709), (11, 2566076), (22, 1283038), (44, 641519)]