18980241

素因数分解:

$3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{15319}}^1$

素因数の和:15388

約数の個数: 16

約数和(自身を含む): 29414400

約数和(自身を除く): 10434159

約数列:

[1, 3, 7, 21, 59, 177, 413, 1239, 15319, 45957, 107233, 321699, 903821, 2711463, 6326747, 18980241]

約数ペア:

[(1, 18980241), (3, 6326747), (7, 2711463), (21, 903821), (59, 321699), (177, 107233), (413, 45957), (1239, 15319)]