2020408064

素因数分解:

$2^8\times {\mathrm{7892219}}^1$

素因数の和:7892235

約数の個数: 18

約数和(自身を含む): 4032924420

約数和(自身を除く): 2012516356

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 7892219, 15784438, 31568876, 63137752, 126275504, 252551008, 505102016, 1010204032, 2020408064]

約数ペア:

[(1, 2020408064), (2, 1010204032), (4, 505102016), (8, 252551008), (16, 126275504), (32, 63137752), (64, 31568876), (128, 15784438), (256, 7892219)]