20512116854

素因数分解:

$2^1\times {\mathrm{83}}^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1\times {\mathrm{7867}}^1$

素因数の和:8204

約数の個数: 32

約数和(自身を含む): 31644466560

約数和(自身を除く): 11132349706

約数列:

[1, 2, 83, 113, 139, 166, 226, 278, 7867, 9379, 11537, 15707, 15734, 18758, 23074, 31414, 652961, 888971, 1093513, 1303681, 1305922, 1777942, 2187026, 2607362, 73784593, 90761579, 123566969, 147569186, 181523158, 247133938, 10256058427, 20512116854]

約数ペア:

[(1, 20512116854), (2, 10256058427), (83, 247133938), (113, 181523158), (139, 147569186), (166, 123566969), (226, 90761579), (278, 73784593), (7867, 2607362), (9379, 2187026), (11537, 1777942), (15707, 1305922), (15734, 1303681), (18758, 1093513), (23074, 888971), (31414, 652961)]