19551298

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{10301}}^1$

素因数の和:10389

約数の個数: 16

約数和(自身を含む): 32018616

約数和(自身を除く): 12467318

約数列:

[1, 2, 13, 26, 73, 146, 949, 1898, 10301, 20602, 133913, 267826, 751973, 1503946, 9775649, 19551298]

約数ペア:

[(1, 19551298), (2, 9775649), (13, 1503946), (26, 751973), (73, 267826), (146, 133913), (949, 20602), (1898, 10301)]