18168689

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{10259}}^1$

素因数の和:10300

約数の個数: 16

約数和(自身を含む): 23639040

約数和(自身を除く): 5470351

約数列:

[1, 7, 11, 23, 77, 161, 253, 1771, 10259, 71813, 112849, 235957, 789943, 1651699, 2595527, 18168689]

約数ペア:

[(1, 18168689), (7, 2595527), (11, 1651699), (23, 789943), (77, 235957), (161, 112849), (253, 71813), (1771, 10259)]