18428116

素因数分解:

$2^2\times 7^2\times {\mathrm{167}}^1\times {\mathrm{563}}^1$

素因数の和:748

約数の個数: 36

約数和(自身を含む): 37806048

約数和(自身を除く): 19377932

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 167, 196, 334, 563, 668, 1126, 1169, 2252, 2338, 3941, 4676, 7882, 8183, 15764, 16366, 27587, 32732, 55174, 94021, 110348, 188042, 376084, 658147, 1316294, 2632588, 4607029, 9214058, 18428116]

約数ペア:

[(1, 18428116), (2, 9214058), (4, 4607029), (7, 2632588), (14, 1316294), (28, 658147), (49, 376084), (98, 188042), (167, 110348), (196, 94021), (334, 55174), (563, 32732), (668, 27587), (1126, 16366), (1169, 15764), (2252, 8183), (2338, 7882), (3941, 4676)]