219832018

素因数分解:

$2^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{81359}}^1$

素因数の和:81561

約数の個数: 16

約数和(自身を含む): 378812160

約数和(自身を除く): 158980142

約数列:

[1, 2, 7, 14, 193, 386, 1351, 2702, 81359, 162718, 569513, 1139026, 15702287, 31404574, 109916009, 219832018]

約数ペア:

[(1, 219832018), (2, 109916009), (7, 31404574), (14, 15702287), (193, 1139026), (386, 569513), (1351, 162718), (2702, 81359)]