20057188

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{149}}^1\times {\mathrm{461}}^1$

素因数の和:687

約数の個数: 24

約数和(自身を含む): 35897400

約数和(自身を除く): 15840212

約数列:

[1, 2, 4, 73, 146, 149, 292, 298, 461, 596, 922, 1844, 10877, 21754, 33653, 43508, 67306, 68689, 134612, 137378, 274756, 5014297, 10028594, 20057188]

約数ペア:

[(1, 20057188), (2, 10028594), (4, 5014297), (73, 274756), (146, 137378), (149, 134612), (292, 68689), (298, 67306), (461, 43508), (596, 33653), (922, 21754), (1844, 10877)]