68554928

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{329591}}^1$

素因数の和:329612

約数の個数: 20

約数和(自身を含む): 143042928

約数和(自身を除く): 74488000

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 329591, 659182, 1318364, 2636728, 4284683, 5273456, 8569366, 17138732, 34277464, 68554928]

約数ペア:

[(1, 68554928), (2, 34277464), (4, 17138732), (8, 8569366), (13, 5273456), (16, 4284683), (26, 2636728), (52, 1318364), (104, 659182), (208, 329591)]