20132792

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{461}}^1$

素因数の和:623

約数の個数: 32

約数和(自身を含む): 38918880

約数和(自身を除く): 18786088

約数列:

[1, 2, 4, 8, 53, 103, 106, 206, 212, 412, 424, 461, 824, 922, 1844, 3688, 5459, 10918, 21836, 24433, 43672, 47483, 48866, 94966, 97732, 189932, 195464, 379864, 2516599, 5033198, 10066396, 20132792]

約数ペア:

[(1, 20132792), (2, 10066396), (4, 5033198), (8, 2516599), (53, 379864), (103, 195464), (106, 189932), (206, 97732), (212, 94966), (412, 48866), (424, 47483), (461, 43672), (824, 24433), (922, 21836), (1844, 10918), (3688, 5459)]