20181491636

素因数分解:

$2^2\times {\mathrm{103}}^1\times {\mathrm{48984203}}^1$

素因数の和:48984310

約数の個数: 12

約数和(自身を含む): 35660500512

約数和(自身を除く): 15479008876

約数列:

[1, 2, 4, 103, 206, 412, 48984203, 97968406, 195936812, 5045372909, 10090745818, 20181491636]

約数ペア:

[(1, 20181491636), (2, 10090745818), (4, 5045372909), (103, 195936812), (206, 97968406), (412, 48984203)]