2139902656

素因数分解:

$2^6\times {\mathrm{263}}^1\times {\mathrm{127133}}^1$

素因数の和:127408

約数の個数: 28

約数和(自身を含む): 4262548752

約数和(自身を除く): 2122646096

約数列:

[1, 2, 4, 8, 16, 32, 64, 263, 526, 1052, 2104, 4208, 8416, 16832, 127133, 254266, 508532, 1017064, 2034128, 4068256, 8136512, 33435979, 66871958, 133743916, 267487832, 534975664, 1069951328, 2139902656]

約数ペア:

[(1, 2139902656), (2, 1069951328), (4, 534975664), (8, 267487832), (16, 133743916), (32, 66871958), (64, 33435979), (263, 8136512), (526, 4068256), (1052, 2034128), (2104, 1017064), (4208, 508532), (8416, 254266), (16832, 127133)]