20178038776

素因数分解:

$2^3\times 7^1\times {\mathrm{1873}}^1\times {\mathrm{192377}}^1$

素因数の和:194263

約数の個数: 32

約数和(自身を含む): 43261964640

約数和(自身を除く): 23083925864

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1873, 3746, 7492, 13111, 14984, 26222, 52444, 104888, 192377, 384754, 769508, 1346639, 1539016, 2693278, 5386556, 10773112, 360322121, 720644242, 1441288484, 2522254847, 2882576968, 5044509694, 10089019388, 20178038776]

約数ペア:

[(1, 20178038776), (2, 10089019388), (4, 5044509694), (7, 2882576968), (8, 2522254847), (14, 1441288484), (28, 720644242), (56, 360322121), (1873, 10773112), (3746, 5386556), (7492, 2693278), (13111, 1539016), (14984, 1346639), (26222, 769508), (52444, 384754), (104888, 192377)]