19147563

素因数分解:

$3^3\times {\mathrm{157}}^1\times {\mathrm{4517}}^1$

素因数の和:4683

約数の個数: 16

約数和(自身を含む): 28553760

約数和(自身を除く): 9406197

約数列:

[1, 3, 9, 27, 157, 471, 1413, 4239, 4517, 13551, 40653, 121959, 709169, 2127507, 6382521, 19147563]

約数ペア:

[(1, 19147563), (3, 6382521), (9, 2127507), (27, 709169), (157, 121959), (471, 40653), (1413, 13551), (4239, 4517)]