20130628

素因数分解:

$2^2\times 7^1\times {\mathrm{563}}^1\times {\mathrm{1277}}^1$

素因数の和:1851

約数の個数: 24

約数和(自身を含む): 40364352

約数和(自身を除く): 20233724

約数列:

[1, 2, 4, 7, 14, 28, 563, 1126, 1277, 2252, 2554, 3941, 5108, 7882, 8939, 15764, 17878, 35756, 718951, 1437902, 2875804, 5032657, 10065314, 20130628]

約数ペア:

[(1, 20130628), (2, 10065314), (4, 5032657), (7, 2875804), (14, 1437902), (28, 718951), (563, 35756), (1126, 17878), (1277, 15764), (2252, 8939), (2554, 7882), (3941, 5108)]