20858902274

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1\times {\mathrm{200771}}^1$

素因数の和:201002

約数の個数: 32

約数和(自身を含む): 36832828032

約数和(自身を除く): 15973925758

約数列:

[1, 2, 7, 14, 41, 82, 181, 287, 362, 574, 1267, 2534, 7421, 14842, 51947, 103894, 200771, 401542, 1405397, 2810794, 8231611, 16463222, 36339551, 57621277, 72679102, 115242554, 254376857, 508753714, 1489921591, 2979843182, 10429451137, 20858902274]

約数ペア:

[(1, 20858902274), (2, 10429451137), (7, 2979843182), (14, 1489921591), (41, 508753714), (82, 254376857), (181, 115242554), (287, 72679102), (362, 57621277), (574, 36339551), (1267, 16463222), (2534, 8231611), (7421, 2810794), (14842, 1405397), (51947, 401542), (103894, 200771)]