19471356

素因数分解:

$2^2\times 3^2\times {\mathrm{540871}}^1$

素因数の和:540881

約数の個数: 18

約数和(自身を含む): 49219352

約数和(自身を除く): 29747996

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 540871, 1081742, 1622613, 2163484, 3245226, 4867839, 6490452, 9735678, 19471356]

約数ペア:

[(1, 19471356), (2, 9735678), (3, 6490452), (4, 4867839), (6, 3245226), (9, 2163484), (12, 1622613), (18, 1081742), (36, 540871)]