20641569286

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{367}}^1\times {\mathrm{127249}}^1$

素因数の和:127648

約数の個数: 32

約数和(自身を含む): 35401968000

約数和(自身を除く): 14760398714

約数列:

[1, 2, 13, 17, 26, 34, 221, 367, 442, 734, 4771, 6239, 9542, 12478, 81107, 127249, 162214, 254498, 1654237, 2163233, 3308474, 4326466, 28122029, 46700383, 56244058, 93400766, 607104979, 793906511, 1214209958, 1587813022, 10320784643, 20641569286]

約数ペア:

[(1, 20641569286), (2, 10320784643), (13, 1587813022), (17, 1214209958), (26, 793906511), (34, 607104979), (221, 93400766), (367, 56244058), (442, 46700383), (734, 28122029), (4771, 4326466), (6239, 3308474), (9542, 2163233), (12478, 1654237), (81107, 254498), (127249, 162214)]