20451674

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{2243}}^1$

素因数の和:2389

約数の個数: 16

約数和(自身を含む): 31667328

約数和(自身を除く): 11215654

約数列:

[1, 2, 47, 94, 97, 194, 2243, 4486, 4559, 9118, 105421, 210842, 217571, 435142, 10225837, 20451674]

約数ペア:

[(1, 20451674), (2, 10225837), (47, 435142), (94, 217571), (97, 210842), (194, 105421), (2243, 9118), (4486, 4559)]