20199893994

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{53438873}}^1$

素因数の和:53438891

約数の個数: 32

約数和(自身を含む): 51301319040

約数和(自身を除く): 31101425046

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 53438873, 106877746, 160316619, 320633238, 374072111, 480949857, 748144222, 961899714, 1122216333, 1442849571, 2244432666, 2885699142, 3366648999, 6733297998, 10099946997, 20199893994]

約数ペア:

[(1, 20199893994), (2, 10099946997), (3, 6733297998), (6, 3366648999), (7, 2885699142), (9, 2244432666), (14, 1442849571), (18, 1122216333), (21, 961899714), (27, 748144222), (42, 480949857), (54, 374072111), (63, 320633238), (126, 160316619), (189, 106877746), (378, 53438873)]