2019701908

素因数分解:

$2^2\times 7^1\times {\mathrm{72132211}}^1$

素因数の和:72132222

約数の個数: 12

約数和(自身を含む): 4039403872

約数和(自身を除く): 2019701964

約数列:

[1, 2, 4, 7, 14, 28, 72132211, 144264422, 288528844, 504925477, 1009850954, 2019701908]

約数ペア:

[(1, 2019701908), (2, 1009850954), (4, 504925477), (7, 288528844), (14, 144264422), (28, 72132211)]