18542384

素因数分解:

$2^4\times 7^2\times {\mathrm{67}}^1\times {\mathrm{353}}^1$

素因数の和:442

約数の個数: 60

約数和(自身を含む): 42535224

約数和(自身を除く): 23992840

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 67, 98, 112, 134, 196, 268, 353, 392, 469, 536, 706, 784, 938, 1072, 1412, 1876, 2471, 2824, 3283, 3752, 4942, 5648, 6566, 7504, 9884, 13132, 17297, 19768, 23651, 26264, 34594, 39536, 47302, 52528, 69188, 94604, 138376, 165557, 189208, 276752, 331114, 378416, 662228, 1158899, 1324456, 2317798, 2648912, 4635596, 9271192, 18542384]

約数ペア:

[(1, 18542384), (2, 9271192), (4, 4635596), (7, 2648912), (8, 2317798), (14, 1324456), (16, 1158899), (28, 662228), (49, 378416), (56, 331114), (67, 276752), (98, 189208), (112, 165557), (134, 138376), (196, 94604), (268, 69188), (353, 52528), (392, 47302), (469, 39536), (536, 34594), (706, 26264), (784, 23651), (938, 19768), (1072, 17297), (1412, 13132), (1876, 9884), (2471, 7504), (2824, 6566), (3283, 5648), (3752, 4942)]