19551356

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{444349}}^1$

素因数の和:444364

約数の個数: 12

約数和(自身を含む): 37325400

約数和(自身を除く): 17774044

約数列:

[1, 2, 4, 11, 22, 44, 444349, 888698, 1777396, 4887839, 9775678, 19551356]

約数ペア:

[(1, 19551356), (2, 9775678), (4, 4887839), (11, 1777396), (22, 888698), (44, 444349)]