2017993328

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{9701891}}^1$

素因数の和:9701912

約数の個数: 20

約数和(自身を含む): 4210621128

約数和(自身を除く): 2192627800

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 9701891, 19403782, 38807564, 77615128, 126124583, 155230256, 252249166, 504498332, 1008996664, 2017993328]

約数ペア:

[(1, 2017993328), (2, 1008996664), (4, 504498332), (8, 252249166), (13, 155230256), (16, 126124583), (26, 77615128), (52, 38807564), (104, 19403782), (208, 9701891)]