18893204

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{4013}}^1$

素因数の和:4135

約数の個数: 24

約数和(自身を含む): 36415008

約数和(自身を除く): 17521804

約数列:

[1, 2, 4, 11, 22, 44, 107, 214, 428, 1177, 2354, 4013, 4708, 8026, 16052, 44143, 88286, 176572, 429391, 858782, 1717564, 4723301, 9446602, 18893204]

約数ペア:

[(1, 18893204), (2, 9446602), (4, 4723301), (11, 1717564), (22, 858782), (44, 429391), (107, 176572), (214, 88286), (428, 44143), (1177, 16052), (2354, 8026), (4013, 4708)]