19839249

素因数分解:

$3^5\times {\mathrm{19}}^1\times {\mathrm{4297}}^1$

素因数の和:4331

約数の個数: 24

約数和(自身を含む): 31289440

約数和(自身を除く): 11450191

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 243, 513, 1539, 4297, 4617, 12891, 38673, 81643, 116019, 244929, 348057, 734787, 1044171, 2204361, 6613083, 19839249]

約数ペア:

[(1, 19839249), (3, 6613083), (9, 2204361), (19, 1044171), (27, 734787), (57, 348057), (81, 244929), (171, 116019), (243, 81643), (513, 38673), (1539, 12891), (4297, 4617)]