128537308

素因数分解:

$2^2\times {\mathrm{1709}}^1\times {\mathrm{18803}}^1$

素因数の和:20516

約数の個数: 12

約数和(自身を含む): 225083880

約数和(自身を除く): 96546572

約数列:

[1, 2, 4, 1709, 3418, 6836, 18803, 37606, 75212, 32134327, 64268654, 128537308]

約数ペア:

[(1, 128537308), (2, 64268654), (4, 32134327), (1709, 75212), (3418, 37606), (6836, 18803)]