20471564

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{7673}}^1$

素因数の和:7729

約数の個数: 24

約数和(自身を含む): 38676960

約数和(自身を除く): 18205396

約数列:

[1, 2, 4, 23, 29, 46, 58, 92, 116, 667, 1334, 2668, 7673, 15346, 30692, 176479, 222517, 352958, 445034, 705916, 890068, 5117891, 10235782, 20471564]

約数ペア:

[(1, 20471564), (2, 10235782), (4, 5117891), (23, 890068), (29, 705916), (46, 445034), (58, 352958), (92, 222517), (116, 176479), (667, 30692), (1334, 15346), (2668, 7673)]