20739836

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{17341}}^1$

素因数の和:17381

約数の個数: 24

約数和(自身を含む): 40788384

約数和(自身を除く): 20048548

約数列:

[1, 2, 4, 13, 23, 26, 46, 52, 92, 299, 598, 1196, 17341, 34682, 69364, 225433, 398843, 450866, 797686, 901732, 1595372, 5184959, 10369918, 20739836]

約数ペア:

[(1, 20739836), (2, 10369918), (4, 5184959), (13, 1595372), (23, 901732), (26, 797686), (46, 450866), (52, 398843), (92, 225433), (299, 69364), (598, 34682), (1196, 17341)]