18389968121

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{13397}}^1\times {\mathrm{10321}}^1$

素因数の和:23744

約数の個数: 16

約数和(自身を含む): 22127064960

約数和(自身を除く): 3737096839

約数列:

[1, 7, 19, 133, 10321, 13397, 72247, 93779, 196099, 254543, 1372693, 1781801, 138270437, 967893059, 2627138303, 18389968121]

約数ペア:

[(1, 18389968121), (7, 2627138303), (19, 967893059), (133, 138270437), (10321, 1781801), (13397, 1372693), (72247, 254543), (93779, 196099)]