19204241

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{1181}}^1$

素因数の和:1312

約数の個数: 16

約数和(自身を含む): 23148288

約数和(自身を除く): 3944047

約数列:

[1, 7, 23, 101, 161, 707, 1181, 2323, 8267, 16261, 27163, 119281, 190141, 834967, 2743463, 19204241]

約数ペア:

[(1, 19204241), (7, 2743463), (23, 834967), (101, 190141), (161, 119281), (707, 27163), (1181, 16261), (2323, 8267)]