20570926

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1\times {\mathrm{709}}^1$

素因数の和:963

約数の個数: 16

約数和(自身を含む): 31438800

約数和(自身を除く): 10867874

約数列:

[1, 2, 89, 163, 178, 326, 709, 1418, 14507, 29014, 63101, 115567, 126202, 231134, 10285463, 20570926]

約数ペア:

[(1, 20570926), (2, 10285463), (89, 231134), (163, 126202), (178, 115567), (326, 63101), (709, 29014), (1418, 14507)]