172259512

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{19919}}^1$

素因数の和:19995

約数の個数: 32

約数和(自身を含む): 344217600

約数和(自身を除く): 171958088

約数列:

[1, 2, 4, 8, 23, 46, 47, 92, 94, 184, 188, 376, 1081, 2162, 4324, 8648, 19919, 39838, 79676, 159352, 458137, 916274, 936193, 1832548, 1872386, 3665096, 3744772, 7489544, 21532439, 43064878, 86129756, 172259512]

約数ペア:

[(1, 172259512), (2, 86129756), (4, 43064878), (8, 21532439), (23, 7489544), (46, 3744772), (47, 3665096), (92, 1872386), (94, 1832548), (184, 936193), (188, 916274), (376, 458137), (1081, 159352), (2162, 79676), (4324, 39838), (8648, 19919)]