19801625366

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{2885693}}^1$

素因数の和:2885815

約数の個数: 16

約数和(自身を含む): 30749955264

約数和(自身を除く): 10948329898

約数列:

[1, 2, 47, 73, 94, 146, 3431, 6862, 2885693, 5771386, 135627571, 210655589, 271255142, 421311178, 9900812683, 19801625366]

約数ペア:

[(1, 19801625366), (2, 9900812683), (47, 421311178), (73, 271255142), (94, 210655589), (146, 135627571), (3431, 5771386), (6862, 2885693)]