20801706

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{307}}^1\times {\mathrm{491}}^1$

素因数の和:826

約数の個数: 32

約数和(自身を含む): 43642368

約数和(自身を除く): 22840662

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 307, 491, 614, 921, 982, 1473, 1842, 2946, 7061, 11293, 14122, 21183, 22586, 33879, 42366, 67758, 150737, 301474, 452211, 904422, 3466951, 6933902, 10400853, 20801706]

約数ペア:

[(1, 20801706), (2, 10400853), (3, 6933902), (6, 3466951), (23, 904422), (46, 452211), (69, 301474), (138, 150737), (307, 67758), (491, 42366), (614, 33879), (921, 22586), (982, 21183), (1473, 14122), (1842, 11293), (2946, 7061)]