20184839987

素因数分解:

${\mathrm{13}}^2\times {\mathrm{151}}^1\times {\mathrm{379}}^1\times {\mathrm{2087}}^1$

素因数の和:2643

約数の個数: 24

約数和(自身を含む): 22070327040

約数和(自身を除く): 1885487053

約数列:

[1, 13, 151, 169, 379, 1963, 2087, 4927, 25519, 27131, 57229, 64051, 315137, 352703, 743977, 790973, 4096781, 9671701, 10282649, 53258153, 119436923, 133674437, 1552679999, 20184839987]

約数ペア:

[(1, 20184839987), (13, 1552679999), (151, 133674437), (169, 119436923), (379, 53258153), (1963, 10282649), (2087, 9671701), (4927, 4096781), (25519, 790973), (27131, 743977), (57229, 352703), (64051, 315137)]