20005469

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{739}}^1$

素因数の和:880

約数の個数: 16

約数和(自身を含む): 23016960

約数和(自身を除く): 3011491

約数列:

[1, 11, 23, 107, 253, 739, 1177, 2461, 8129, 16997, 27071, 79073, 186967, 869803, 1818679, 20005469]

約数ペア:

[(1, 20005469), (11, 1818679), (23, 869803), (107, 186967), (253, 79073), (739, 27071), (1177, 16997), (2461, 8129)]