39982012

素因数分解:

$2^2\times 7^1\times {\mathrm{647}}^1\times {\mathrm{2207}}^1$

素因数の和:2865

約数の個数: 24

約数和(自身を含む): 80123904

約数和(自身を除く): 40141892

約数列:

[1, 2, 4, 7, 14, 28, 647, 1294, 2207, 2588, 4414, 4529, 8828, 9058, 15449, 18116, 30898, 61796, 1427929, 2855858, 5711716, 9995503, 19991006, 39982012]

約数ペア:

[(1, 39982012), (2, 19991006), (4, 9995503), (7, 5711716), (14, 2855858), (28, 1427929), (647, 61796), (1294, 30898), (2207, 18116), (2588, 15449), (4414, 9058), (4529, 8828)]