20173909904

素因数分解:

$2^4\times {\mathrm{49297}}^1\times {\mathrm{25577}}^1$

素因数の和:74882

約数の個数: 20

約数和(自身を含む): 39089271564

約数和(自身を除く): 18915361660

約数列:

[1, 2, 4, 8, 16, 25577, 49297, 51154, 98594, 102308, 197188, 204616, 394376, 409232, 788752, 1260869369, 2521738738, 5043477476, 10086954952, 20173909904]

約数ペア:

[(1, 20173909904), (2, 10086954952), (4, 5043477476), (8, 2521738738), (16, 1260869369), (25577, 788752), (49297, 409232), (51154, 394376), (98594, 204616), (102308, 197188)]