18907922

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{557}}^1\times {\mathrm{1543}}^1$

素因数の和:2113

約数の個数: 16

約数和(自身を含む): 31015872

約数和(自身を除く): 12107950

約数列:

[1, 2, 11, 22, 557, 1114, 1543, 3086, 6127, 12254, 16973, 33946, 859451, 1718902, 9453961, 18907922]

約数ペア:

[(1, 18907922), (2, 9453961), (11, 1718902), (22, 859451), (557, 33946), (1114, 16973), (1543, 12254), (3086, 6127)]