20454747

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{1451}}^1$

素因数の和:1618

約数の個数: 16

約数和(自身を含む): 28250112

約数和(自身を除く): 7795365

約数列:

[1, 3, 37, 111, 127, 381, 1451, 4353, 4699, 14097, 53687, 161061, 184277, 552831, 6818249, 20454747]

約数ペア:

[(1, 20454747), (3, 6818249), (37, 552831), (111, 184277), (127, 161061), (381, 53687), (1451, 14097), (4353, 4699)]