20009927

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{617}}^1$

素因数の和:778

約数の個数: 16

約数和(自身を含む): 23671872

約数和(自身を除く): 3661945

約数列:

[1, 7, 41, 113, 287, 617, 791, 4319, 4633, 25297, 32431, 69721, 177079, 488047, 2858561, 20009927]

約数ペア:

[(1, 20009927), (7, 2858561), (41, 488047), (113, 177079), (287, 69721), (617, 32431), (791, 25297), (4319, 4633)]