20121626164

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{4340299}}^1$

素因数の和:4340383

約数の個数: 24

約数和(自身を含む): 37673804000

約数和(自身を除く): 17552177836

約数列:

[1, 2, 4, 19, 38, 61, 76, 122, 244, 1159, 2318, 4636, 4340299, 8680598, 17361196, 82465681, 164931362, 264758239, 329862724, 529516478, 1059032956, 5030406541, 10060813082, 20121626164]

約数ペア:

[(1, 20121626164), (2, 10060813082), (4, 5030406541), (19, 1059032956), (38, 529516478), (61, 329862724), (76, 264758239), (122, 164931362), (244, 82465681), (1159, 17361196), (2318, 8680598), (4636, 4340299)]