20818094

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{7451}}^1$

素因数の和:7591

約数の個数: 16

約数和(自身を含む): 34338816

約数和(自身を除く): 13520722

約数列:

[1, 2, 11, 22, 127, 254, 1397, 2794, 7451, 14902, 81961, 163922, 946277, 1892554, 10409047, 20818094]

約数ペア:

[(1, 20818094), (2, 10409047), (11, 1892554), (22, 946277), (127, 163922), (254, 81961), (1397, 14902), (2794, 7451)]