172399376

素因数分解:

$2^4\times {\mathrm{661}}^1\times {\mathrm{16301}}^1$

素因数の和:16970

約数の個数: 20

約数和(自身を含む): 334549644

約数和(自身を除く): 162150268

約数列:

[1, 2, 4, 8, 16, 661, 1322, 2644, 5288, 10576, 16301, 32602, 65204, 130408, 260816, 10774961, 21549922, 43099844, 86199688, 172399376]

約数ペア:

[(1, 172399376), (2, 86199688), (4, 43099844), (8, 21549922), (16, 10774961), (661, 260816), (1322, 130408), (2644, 65204), (5288, 32602), (10576, 16301)]