18709145

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{3163}}^1$

素因数の和:3201

約数の個数: 24

約数和(自身を含む): 27792576

約数和(自身を除く): 9083431

約数列:

[1, 5, 7, 13, 35, 65, 91, 169, 455, 845, 1183, 3163, 5915, 15815, 22141, 41119, 110705, 205595, 287833, 534547, 1439165, 2672735, 3741829, 18709145]

約数ペア:

[(1, 18709145), (5, 3741829), (7, 2672735), (13, 1439165), (35, 534547), (65, 287833), (91, 205595), (169, 110705), (455, 41119), (845, 22141), (1183, 15815), (3163, 5915)]