208524668

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{11257}}^1$

素因数の和:11693

約数の個数: 24

約数和(自身を含む): 399073584

約数和(自身を除く): 190548916

約数列:

[1, 2, 4, 11, 22, 44, 421, 842, 1684, 4631, 9262, 11257, 18524, 22514, 45028, 123827, 247654, 495308, 4739197, 9478394, 18956788, 52131167, 104262334, 208524668]

約数ペア:

[(1, 208524668), (2, 104262334), (4, 52131167), (11, 18956788), (22, 9478394), (44, 4739197), (421, 495308), (842, 247654), (1684, 123827), (4631, 45028), (9262, 22514), (11257, 18524)]