20426164

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{4259}}^1$

素因数の和:4383

約数の個数: 24

約数和(自身を含む): 39362400

約数和(自身を除く): 18936236

約数列:

[1, 2, 4, 11, 22, 44, 109, 218, 436, 1199, 2398, 4259, 4796, 8518, 17036, 46849, 93698, 187396, 464231, 928462, 1856924, 5106541, 10213082, 20426164]

約数ペア:

[(1, 20426164), (2, 10213082), (4, 5106541), (11, 1856924), (22, 928462), (44, 464231), (109, 187396), (218, 93698), (436, 46849), (1199, 17036), (2398, 8518), (4259, 4796)]