20403756

素因数分解:

$2^2\times 3^2\times {\mathrm{97}}^1\times {\mathrm{5843}}^1$

素因数の和:5950

約数の個数: 36

約数和(自身を含む): 52116792

約数和(自身を除く): 31713036

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 97, 194, 291, 388, 582, 873, 1164, 1746, 3492, 5843, 11686, 17529, 23372, 35058, 52587, 70116, 105174, 210348, 566771, 1133542, 1700313, 2267084, 3400626, 5100939, 6801252, 10201878, 20403756]

約数ペア:

[(1, 20403756), (2, 10201878), (3, 6801252), (4, 5100939), (6, 3400626), (9, 2267084), (12, 1700313), (18, 1133542), (36, 566771), (97, 210348), (194, 105174), (291, 70116), (388, 52587), (582, 35058), (873, 23372), (1164, 17529), (1746, 11686), (3492, 5843)]