28673656

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{1999}}^1$

素因数の和:2179

約数の個数: 32

約数和(自身を含む): 59040000

約数和(自身を除く): 30366344

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 163, 326, 652, 1304, 1793, 1999, 3586, 3998, 7172, 7996, 14344, 15992, 21989, 43978, 87956, 175912, 325837, 651674, 1303348, 2606696, 3584207, 7168414, 14336828, 28673656]

約数ペア:

[(1, 28673656), (2, 14336828), (4, 7168414), (8, 3584207), (11, 2606696), (22, 1303348), (44, 651674), (88, 325837), (163, 175912), (326, 87956), (652, 43978), (1304, 21989), (1793, 15992), (1999, 14344), (3586, 7996), (3998, 7172)]