19452908

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{1031}}^1$

素因数の和:1177

約数の個数: 24

約数和(自身を含む): 35108640

約数和(自身を除く): 15655732

約数列:

[1, 2, 4, 53, 89, 106, 178, 212, 356, 1031, 2062, 4124, 4717, 9434, 18868, 54643, 91759, 109286, 183518, 218572, 367036, 4863227, 9726454, 19452908]

約数ペア:

[(1, 19452908), (2, 9726454), (4, 4863227), (53, 367036), (89, 218572), (106, 183518), (178, 109286), (212, 91759), (356, 54643), (1031, 18868), (2062, 9434), (4124, 4717)]