20197032012

素因数分解:

$2^2\times 3^2\times {\mathrm{157}}^1\times {\mathrm{3573431}}^1$

素因数の和:3573598

約数の個数: 36

約数和(自身を含む): 51378805296

約数和(自身を除く): 31181773284

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 157, 314, 471, 628, 942, 1413, 1884, 2826, 5652, 3573431, 7146862, 10720293, 14293724, 21440586, 32160879, 42881172, 64321758, 128643516, 561028667, 1122057334, 1683086001, 2244114668, 3366172002, 5049258003, 6732344004, 10098516006, 20197032012]

約数ペア:

[(1, 20197032012), (2, 10098516006), (3, 6732344004), (4, 5049258003), (6, 3366172002), (9, 2244114668), (12, 1683086001), (18, 1122057334), (36, 561028667), (157, 128643516), (314, 64321758), (471, 42881172), (628, 32160879), (942, 21440586), (1413, 14293724), (1884, 10720293), (2826, 7146862), (5652, 3573431)]