13440304

素因数分解:

$2^4\times {\mathrm{431}}^1\times {\mathrm{1949}}^1$

素因数の和:2388

約数の個数: 20

約数和(自身を含む): 26114400

約数和(自身を除く): 12674096

約数列:

[1, 2, 4, 8, 16, 431, 862, 1724, 1949, 3448, 3898, 6896, 7796, 15592, 31184, 840019, 1680038, 3360076, 6720152, 13440304]

約数ペア:

[(1, 13440304), (2, 6720152), (4, 3360076), (8, 1680038), (16, 840019), (431, 31184), (862, 15592), (1724, 7796), (1949, 6896), (3448, 3898)]