19192557

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{349}}^1\times {\mathrm{797}}^1$

素因数の和:1172

約数の個数: 16

約数和(自身を含む): 26812800

約数和(自身を除く): 7620243

約数列:

[1, 3, 23, 69, 349, 797, 1047, 2391, 8027, 18331, 24081, 54993, 278153, 834459, 6397519, 19192557]

約数ペア:

[(1, 19192557), (3, 6397519), (23, 834459), (69, 278153), (349, 54993), (797, 24081), (1047, 18331), (2391, 8027)]