2017730972

素因数分解:

$2^2\times {\mathrm{509}}^1\times {\mathrm{991027}}^1$

素因数の和:991540

約数の個数: 12

約数和(自身を含む): 3537969960

約数和(自身を除く): 1520238988

約数列:

[1, 2, 4, 509, 1018, 2036, 991027, 1982054, 3964108, 504432743, 1008865486, 2017730972]

約数ペア:

[(1, 2017730972), (2, 1008865486), (4, 504432743), (509, 3964108), (1018, 1982054), (2036, 991027)]