18201601

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1193}}^1$

素因数の和:1296

約数の個数: 16

約数和(自身を含む): 21205440

約数和(自身を除く): 3003839

約数列:

[1, 11, 19, 73, 209, 803, 1193, 1387, 13123, 15257, 22667, 87089, 249337, 957979, 1654691, 18201601]

約数ペア:

[(1, 18201601), (11, 1654691), (19, 957979), (73, 249337), (209, 87089), (803, 22667), (1193, 15257), (1387, 13123)]