19884972

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{72047}}^1$

素因数の和:72077

約数の個数: 24

約数和(自身を含む): 48416256

約数和(自身を除く): 28531284

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 276, 72047, 144094, 216141, 288188, 432282, 864564, 1657081, 3314162, 4971243, 6628324, 9942486, 19884972]

約数ペア:

[(1, 19884972), (2, 9942486), (3, 6628324), (4, 4971243), (6, 3314162), (12, 1657081), (23, 864564), (46, 432282), (69, 288188), (92, 216141), (138, 144094), (276, 72047)]