19920224

素因数分解:

$2^5\times {\mathrm{509}}^1\times {\mathrm{1223}}^1$

素因数の和:1742

約数の個数: 24

約数和(自身を含む): 39327120

約数和(自身を除く): 19406896

約数列:

[1, 2, 4, 8, 16, 32, 509, 1018, 1223, 2036, 2446, 4072, 4892, 8144, 9784, 16288, 19568, 39136, 622507, 1245014, 2490028, 4980056, 9960112, 19920224]

約数ペア:

[(1, 19920224), (2, 9960112), (4, 4980056), (8, 2490028), (16, 1245014), (32, 622507), (509, 39136), (1018, 19568), (1223, 16288), (2036, 9784), (2446, 8144), (4072, 4892)]