67478384

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{30341}}^1$

素因数の和:30488

約数の個数: 20

約数和(自身を含む): 131684280

約数和(自身を除く): 64205896

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 30341, 60682, 121364, 242728, 485456, 4217399, 8434798, 16869596, 33739192, 67478384]

約数ペア:

[(1, 67478384), (2, 33739192), (4, 16869596), (8, 8434798), (16, 4217399), (139, 485456), (278, 242728), (556, 121364), (1112, 60682), (2224, 30341)]