16129744

素因数分解:

$2^4\times {\mathrm{431}}^1\times {\mathrm{2339}}^1$

素因数の和:2778

約数の個数: 20

約数和(自身を含む): 31337280

約数和(自身を除く): 15207536

約数列:

[1, 2, 4, 8, 16, 431, 862, 1724, 2339, 3448, 4678, 6896, 9356, 18712, 37424, 1008109, 2016218, 4032436, 8064872, 16129744]

約数ペア:

[(1, 16129744), (2, 8064872), (4, 4032436), (8, 2016218), (16, 1008109), (431, 37424), (862, 18712), (1724, 9356), (2339, 6896), (3448, 4678)]