19859442

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{143909}}^1$

素因数の和:143937

約数の個数: 16

約数和(自身を含む): 41446080

約数和(自身を除く): 21586638

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 143909, 287818, 431727, 863454, 3309907, 6619814, 9929721, 19859442]

約数ペア:

[(1, 19859442), (2, 9929721), (3, 6619814), (6, 3309907), (23, 863454), (46, 431727), (69, 287818), (138, 143909)]