20366910704

素因数分解:

$2^4\times 7^1\times {\mathrm{463}}^1\times {\mathrm{392759}}^1$

素因数の和:393237

約数の個数: 40

約数和(自身を含む): 45195678720

約数和(自身を除く): 24828768016

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 463, 926, 1852, 3241, 3704, 6482, 7408, 12964, 25928, 51856, 392759, 785518, 1571036, 2749313, 3142072, 5498626, 6284144, 10997252, 21994504, 43989008, 181847417, 363694834, 727389668, 1272931919, 1454779336, 2545863838, 2909558672, 5091727676, 10183455352, 20366910704]

約数ペア:

[(1, 20366910704), (2, 10183455352), (4, 5091727676), (7, 2909558672), (8, 2545863838), (14, 1454779336), (16, 1272931919), (28, 727389668), (56, 363694834), (112, 181847417), (463, 43989008), (926, 21994504), (1852, 10997252), (3241, 6284144), (3704, 5498626), (6482, 3142072), (7408, 2749313), (12964, 1571036), (25928, 785518), (51856, 392759)]