19481704

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{2069}}^1$

素因数の和:2193

約数の個数: 32

約数和(自身を含む): 40240800

約数和(自身を除く): 20759096

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 107, 214, 428, 856, 1177, 2069, 2354, 4138, 4708, 8276, 9416, 16552, 22759, 45518, 91036, 182072, 221383, 442766, 885532, 1771064, 2435213, 4870426, 9740852, 19481704]

約数ペア:

[(1, 19481704), (2, 9740852), (4, 4870426), (8, 2435213), (11, 1771064), (22, 885532), (44, 442766), (88, 221383), (107, 182072), (214, 91036), (428, 45518), (856, 22759), (1177, 16552), (2069, 9416), (2354, 8276), (4138, 4708)]