19821382

素因数分解:

$2^1\times 7^2\times {\mathrm{257}}^1\times {\mathrm{787}}^1$

素因数の和:1060

約数の個数: 24

約数和(自身を含む): 34764984

約数和(自身を除く): 14943602

約数列:

[1, 2, 7, 14, 49, 98, 257, 514, 787, 1574, 1799, 3598, 5509, 11018, 12593, 25186, 38563, 77126, 202259, 404518, 1415813, 2831626, 9910691, 19821382]

約数ペア:

[(1, 19821382), (2, 9910691), (7, 2831626), (14, 1415813), (49, 404518), (98, 202259), (257, 77126), (514, 38563), (787, 25186), (1574, 12593), (1799, 11018), (3598, 5509)]