20866832

素因数分解:

$2^4\times 7^1\times {\mathrm{186311}}^1$

素因数の和:186326

約数の個数: 20

約数和(自身を含む): 46205376

約数和(自身を除く): 25338544

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 186311, 372622, 745244, 1304177, 1490488, 2608354, 2980976, 5216708, 10433416, 20866832]

約数ペア:

[(1, 20866832), (2, 10433416), (4, 5216708), (7, 2980976), (8, 2608354), (14, 1490488), (16, 1304177), (28, 745244), (56, 372622), (112, 186311)]