20400936

素因数分解:

$2^3\times 3^1\times {\mathrm{89}}^1\times {\mathrm{9551}}^1$

素因数の和:9649

約数の個数: 32

約数和(自身を含む): 51580800

約数和(自身を除く): 31179864

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 89, 178, 267, 356, 534, 712, 1068, 2136, 9551, 19102, 28653, 38204, 57306, 76408, 114612, 229224, 850039, 1700078, 2550117, 3400156, 5100234, 6800312, 10200468, 20400936]

約数ペア:

[(1, 20400936), (2, 10200468), (3, 6800312), (4, 5100234), (6, 3400156), (8, 2550117), (12, 1700078), (24, 850039), (89, 229224), (178, 114612), (267, 76408), (356, 57306), (534, 38204), (712, 28653), (1068, 19102), (2136, 9551)]