20001966

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{77527}}^1$

素因数の和:77575

約数の個数: 16

約数和(自身を含む): 40934784

約数和(自身を除く): 20932818

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 77527, 155054, 232581, 465162, 3333661, 6667322, 10000983, 20001966]

約数ペア:

[(1, 20001966), (2, 10000983), (3, 6667322), (6, 3333661), (43, 465162), (86, 232581), (129, 155054), (258, 77527)]