13831216

素因数分解:

$2^4\times 7^1\times {\mathrm{123493}}^1$

素因数の和:123508

約数の個数: 20

約数和(自身を含む): 30626512

約数和(自身を除く): 16795296

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 123493, 246986, 493972, 864451, 987944, 1728902, 1975888, 3457804, 6915608, 13831216]

約数ペア:

[(1, 13831216), (2, 6915608), (4, 3457804), (7, 1975888), (8, 1728902), (14, 987944), (16, 864451), (28, 493972), (56, 246986), (112, 123493)]