20531975954

素因数分解:

$2^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1609}}^1\times {\mathrm{7177}}^1$

素因数の和:8922

約数の個数: 32

約数和(自身を含む): 35501813760

約数和(自身を除く): 14969837806

約数列:

[1, 2, 7, 14, 127, 254, 889, 1609, 1778, 3218, 7177, 11263, 14354, 22526, 50239, 100478, 204343, 408686, 911479, 1430401, 1822958, 2860802, 6380353, 11547793, 12760706, 23095586, 80834551, 161669102, 1466569711, 2933139422, 10265987977, 20531975954]

約数ペア:

[(1, 20531975954), (2, 10265987977), (7, 2933139422), (14, 1466569711), (127, 161669102), (254, 80834551), (889, 23095586), (1609, 12760706), (1778, 11547793), (3218, 6380353), (7177, 2860802), (11263, 1822958), (14354, 1430401), (22526, 911479), (50239, 408686), (100478, 204343)]