12891844

素因数分解:

$2^2\times 7^1\times {\mathrm{313}}^1\times {\mathrm{1471}}^1$

素因数の和:1795

約数の個数: 24

約数和(自身を含む): 25883648

約数和(自身を除く): 12991804

約数列:

[1, 2, 4, 7, 14, 28, 313, 626, 1252, 1471, 2191, 2942, 4382, 5884, 8764, 10297, 20594, 41188, 460423, 920846, 1841692, 3222961, 6445922, 12891844]

約数ペア:

[(1, 12891844), (2, 6445922), (4, 3222961), (7, 1841692), (14, 920846), (28, 460423), (313, 41188), (626, 20594), (1252, 10297), (1471, 8764), (2191, 5884), (2942, 4382)]