1640676872

素因数分解:

$2^3\times {\mathrm{461}}^1\times {\mathrm{444869}}^1$

素因数の和:445336

約数の個数: 16

約数和(自身を含む): 3082949100

約数和(自身を除く): 1442272228

約数列:

[1, 2, 4, 8, 461, 922, 1844, 3688, 444869, 889738, 1779476, 3558952, 205084609, 410169218, 820338436, 1640676872]

約数ペア:

[(1, 1640676872), (2, 820338436), (4, 410169218), (8, 205084609), (461, 3558952), (922, 1779476), (1844, 889738), (3688, 444869)]