2019945008

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{5488981}}^1$

素因数の和:5489012

約数の個数: 20

約数和(自身を含む): 4083802608

約数和(自身を除く): 2063857600

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 5488981, 10977962, 21955924, 43911848, 87823696, 126246563, 252493126, 504986252, 1009972504, 2019945008]

約数ペア:

[(1, 2019945008), (2, 1009972504), (4, 504986252), (8, 252493126), (16, 126246563), (23, 87823696), (46, 43911848), (92, 21955924), (184, 10977962), (368, 5488981)]