42181784

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{128603}}^1$

素因数の和:128650

約数の個数: 16

約数和(自身を含む): 81020520

約数和(自身を除く): 38838736

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 128603, 257206, 514412, 1028824, 5272723, 10545446, 21090892, 42181784]

約数ペア:

[(1, 42181784), (2, 21090892), (4, 10545446), (8, 5272723), (41, 1028824), (82, 514412), (164, 257206), (328, 128603)]