1981192922

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{2389}}^1\times {\mathrm{9643}}^1$

素因数の和:12077

約数の個数: 16

約数和(自身を含む): 3042489120

約数和(自身を除く): 1061296198

約数列:

[1, 2, 43, 86, 2389, 4778, 9643, 19286, 102727, 205454, 414649, 829298, 23037127, 46074254, 990596461, 1981192922]

約数ペア:

[(1, 1981192922), (2, 990596461), (43, 46074254), (86, 23037127), (2389, 829298), (4778, 414649), (9643, 205454), (19286, 102727)]