20184983056

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2538353}}^1$

素因数の和:2538439

約数の個数: 40

約数和(自身を含む): 45324849024

約数和(自身を除く): 25139865968

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 112, 142, 284, 497, 568, 994, 1136, 1988, 3976, 7952, 2538353, 5076706, 10153412, 17768471, 20306824, 35536942, 40613648, 71073884, 142147768, 180223063, 284295536, 360446126, 720892252, 1261561441, 1441784504, 2523122882, 2883569008, 5046245764, 10092491528, 20184983056]

約数ペア:

[(1, 20184983056), (2, 10092491528), (4, 5046245764), (7, 2883569008), (8, 2523122882), (14, 1441784504), (16, 1261561441), (28, 720892252), (56, 360446126), (71, 284295536), (112, 180223063), (142, 142147768), (284, 71073884), (497, 40613648), (568, 35536942), (994, 20306824), (1136, 17768471), (1988, 10153412), (3976, 5076706), (7952, 2538353)]