28819856

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{1091}}^1$

素因数の和:1239

約数の個数: 40

約数和(自身を含む): 60662784

約数和(自身を除く): 31842928

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 127, 208, 254, 508, 1016, 1091, 1651, 2032, 2182, 3302, 4364, 6604, 8728, 13208, 14183, 17456, 26416, 28366, 56732, 113464, 138557, 226928, 277114, 554228, 1108456, 1801241, 2216912, 3602482, 7204964, 14409928, 28819856]

約数ペア:

[(1, 28819856), (2, 14409928), (4, 7204964), (8, 3602482), (13, 2216912), (16, 1801241), (26, 1108456), (52, 554228), (104, 277114), (127, 226928), (208, 138557), (254, 113464), (508, 56732), (1016, 28366), (1091, 26416), (1651, 17456), (2032, 14183), (2182, 13208), (3302, 8728), (4364, 6604)]