19418674

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{11173}}^1$

素因数の和:11265

約数の個数: 16

約数和(自身を含む): 32181120

約数和(自身を除く): 12762446

約数列:

[1, 2, 11, 22, 79, 158, 869, 1738, 11173, 22346, 122903, 245806, 882667, 1765334, 9709337, 19418674]

約数ペア:

[(1, 19418674), (2, 9709337), (11, 1765334), (22, 882667), (79, 245806), (158, 122903), (869, 22346), (1738, 11173)]