20121856254

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^2\times {\mathrm{3096623}}^1$

素因数の和:3096669

約数の個数: 36

約数和(自身を含む): 46012736016

約数和(自身を除く): 25890879762

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 361, 722, 1083, 2166, 3249, 6498, 3096623, 6193246, 9289869, 18579738, 27869607, 55739214, 58835837, 117671674, 176507511, 353015022, 529522533, 1059045066, 1117880903, 2235761806, 3353642709, 6707285418, 10060928127, 20121856254]

約数ペア:

[(1, 20121856254), (2, 10060928127), (3, 6707285418), (6, 3353642709), (9, 2235761806), (18, 1117880903), (19, 1059045066), (38, 529522533), (57, 353015022), (114, 176507511), (171, 117671674), (342, 58835837), (361, 55739214), (722, 27869607), (1083, 18579738), (2166, 9289869), (3249, 6193246), (6498, 3096623)]