2051240656

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{2101681}}^1$

素因数の和:2101750

約数の個数: 20

約数和(自身を含む): 4039432804

約数和(自身を除く): 1988192148

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 2101681, 4203362, 8406724, 16813448, 33626896, 128202541, 256405082, 512810164, 1025620328, 2051240656]

約数ペア:

[(1, 2051240656), (2, 1025620328), (4, 512810164), (8, 256405082), (16, 128202541), (61, 33626896), (122, 16813448), (244, 8406724), (488, 4203362), (976, 2101681)]