20130908

素因数分解:

$2^2\times 7^1\times {\mathrm{313}}^1\times {\mathrm{2297}}^1$

素因数の和:2621

約数の個数: 24

約数和(自身を含む): 40408032

約数和(自身を除く): 20277124

約数列:

[1, 2, 4, 7, 14, 28, 313, 626, 1252, 2191, 2297, 4382, 4594, 8764, 9188, 16079, 32158, 64316, 718961, 1437922, 2875844, 5032727, 10065454, 20130908]

約数ペア:

[(1, 20130908), (2, 10065454), (4, 5032727), (7, 2875844), (14, 1437922), (28, 718961), (313, 64316), (626, 32158), (1252, 16079), (2191, 9188), (2297, 8764), (4382, 4594)]