20123272

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{193493}}^1$

素因数の和:193512

約数の個数: 16

約数和(自身を含む): 40633740

約数和(自身を除く): 20510468

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 193493, 386986, 773972, 1547944, 2515409, 5030818, 10061636, 20123272]

約数ペア:

[(1, 20123272), (2, 10061636), (4, 5030818), (8, 2515409), (13, 1547944), (26, 773972), (52, 386986), (104, 193493)]