28357648

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{161123}}^1$

素因数の和:161142

約数の個数: 20

約数和(自身を含む): 59938128

約数和(自身を除く): 31580480

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 161123, 322246, 644492, 1288984, 1772353, 2577968, 3544706, 7089412, 14178824, 28357648]

約数ペア:

[(1, 28357648), (2, 14178824), (4, 7089412), (8, 3544706), (11, 2577968), (16, 1772353), (22, 1288984), (44, 644492), (88, 322246), (176, 161123)]