20154418

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{37}}^2\times {\mathrm{433}}^1$

素因数の和:526

約数の個数: 24

約数和(自身を含む): 32974452

約数和(自身を除く): 12820034

約数列:

[1, 2, 17, 34, 37, 74, 433, 629, 866, 1258, 1369, 2738, 7361, 14722, 16021, 23273, 32042, 46546, 272357, 544714, 592777, 1185554, 10077209, 20154418]

約数ペア:

[(1, 20154418), (2, 10077209), (17, 1185554), (34, 592777), (37, 544714), (74, 272357), (433, 46546), (629, 32042), (866, 23273), (1258, 16021), (1369, 14722), (2738, 7361)]