20121247936

素因数分解:

$2^6\times {\mathrm{1151}}^1\times {\mathrm{273149}}^1$

素因数の和:274312

約数の個数: 28

約数和(自身を含む): 39962937600

約数和(自身を除く): 19841689664

約数列:

[1, 2, 4, 8, 16, 32, 64, 1151, 2302, 4604, 9208, 18416, 36832, 73664, 273149, 546298, 1092596, 2185192, 4370384, 8740768, 17481536, 314394499, 628788998, 1257577996, 2515155992, 5030311984, 10060623968, 20121247936]

約数ペア:

[(1, 20121247936), (2, 10060623968), (4, 5030311984), (8, 2515155992), (16, 1257577996), (32, 628788998), (64, 314394499), (1151, 17481536), (2302, 8740768), (4604, 4370384), (9208, 2185192), (18416, 1092596), (36832, 546298), (73664, 273149)]