20120863716

素因数分解:

$2^2\times 3^2\times {\mathrm{558912881}}^1$

素因数の和:558912891

約数の個数: 18

約数和(自身を含む): 50861072262

約数和(自身を除く): 30740208546

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 558912881, 1117825762, 1676738643, 2235651524, 3353477286, 5030215929, 6706954572, 10060431858, 20120863716]

約数ペア:

[(1, 20120863716), (2, 10060431858), (3, 6706954572), (4, 5030215929), (6, 3353477286), (9, 2235651524), (12, 1676738643), (18, 1117825762), (36, 558912881)]