20123256

素因数分解:

$2^3\times 3^1\times {\mathrm{89}}^1\times {\mathrm{9421}}^1$

素因数の和:9519

約数の個数: 32

約数和(自身を含む): 50878800

約数和(自身を除く): 30755544

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 89, 178, 267, 356, 534, 712, 1068, 2136, 9421, 18842, 28263, 37684, 56526, 75368, 113052, 226104, 838469, 1676938, 2515407, 3353876, 5030814, 6707752, 10061628, 20123256]

約数ペア:

[(1, 20123256), (2, 10061628), (3, 6707752), (4, 5030814), (6, 3353876), (8, 2515407), (12, 1676938), (24, 838469), (89, 226104), (178, 113052), (267, 75368), (356, 56526), (534, 37684), (712, 28263), (1068, 18842), (2136, 9421)]